Home / 130,380,192,030.30-195,570,288,045.45-109,459,485,624.30

Finding the Fourth Proportional to 130,380,192,030.30, 195,570,288,045.45 and 109,459,485,624.30

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Solution

The fourth proportional to 130,380,192,030.30, 195,570,288,045.45 and 109,459,485,624.30 is: 164,189,228,436.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,380,192,030.30 : 195,570,288,045.45 = 109,459,485,624.30 : x
  2. Step 2: Convert to fraction form
    130,380,192,030.30/195,570,288,045.45 = 109,459,485,624.30/x
  3. Step 3: Cross multiply
    130,380,192,030.30x = 195,570,288,045.45 × 109,459,485,624.30
  4. Step 4: Simplify right side
    130,380,192,030.30x = 21,407,023,132,851,145,015,296
  5. Step 5: Solve for x
    x = 21,407,023,132,851,145,015,296/130,380,192,030.30
  6. Step 6: Final answer
    x = 164,189,228,436.45

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Double scale
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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.