Home / 130,380,194,562.30-195,570,291,843.45-129,553,697,519.10

Finding the Fourth Proportional to 130,380,194,562.30, 195,570,291,843.45 and 129,553,697,519.10

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Solution

The fourth proportional to 130,380,194,562.30, 195,570,291,843.45 and 129,553,697,519.10 is: 194,330,546,278.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,380,194,562.30 : 195,570,291,843.45 = 129,553,697,519.10 : x
  2. Step 2: Convert to fraction form
    130,380,194,562.30/195,570,291,843.45 = 129,553,697,519.10/x
  3. Step 3: Cross multiply
    130,380,194,562.30x = 195,570,291,843.45 × 129,553,697,519.10
  4. Step 4: Simplify right side
    130,380,194,562.30x = 25,336,854,433,208,435,998,720
  5. Step 5: Solve for x
    x = 25,336,854,433,208,435,998,720/130,380,194,562.30
  6. Step 6: Final answer
    x = 194,330,546,278.65

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Double scale
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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.