Home / 87,759,936,101.10-131,639,904,151.65-86,018,510,232.30

Finding the Fourth Proportional to 87,759,936,101.10, 131,639,904,151.65 and 86,018,510,232.30

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Solution

The fourth proportional to 87,759,936,101.10, 131,639,904,151.65 and 86,018,510,232.30 is: 129,027,765,348.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,759,936,101.10 : 131,639,904,151.65 = 86,018,510,232.30 : x
  2. Step 2: Convert to fraction form
    87,759,936,101.10/131,639,904,151.65 = 86,018,510,232.30/x
  3. Step 3: Cross multiply
    87,759,936,101.10x = 131,639,904,151.65 × 86,018,510,232.30
  4. Step 4: Simplify right side
    87,759,936,101.10x = 11,323,468,442,247,695,958,016
  5. Step 5: Solve for x
    x = 11,323,468,442,247,695,958,016/87,759,936,101.10
  6. Step 6: Final answer
    x = 129,027,765,348.45

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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.