Home / 130,380,192,021.55-195,570,288,032.33-109,459,485,615.55

Finding the Fourth Proportional to 130,380,192,021.55, 195,570,288,032.33 and 109,459,485,615.55

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Solution

The fourth proportional to 130,380,192,021.55, 195,570,288,032.33 and 109,459,485,615.55 is: 164,189,228,423.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,380,192,021.55 : 195,570,288,032.33 = 109,459,485,615.55 : x
  2. Step 2: Convert to fraction form
    130,380,192,021.55/195,570,288,032.33 = 109,459,485,615.55/x
  3. Step 3: Cross multiply
    130,380,192,021.55x = 195,570,288,032.33 × 109,459,485,615.55
  4. Step 4: Simplify right side
    130,380,192,021.55x = 21,407,023,129,703,793,819,648
  5. Step 5: Solve for x
    x = 21,407,023,129,703,793,819,648/130,380,192,021.55
  6. Step 6: Final answer
    x = 164,189,228,423.33

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Half scale
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Double scale
Find fourth proportional to 130,380,192,022.55, 195,570,288,033.83 and 109,459,485,616.55
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.