Home / 86,218,097.10-129,327,145.65-59,008,317.90

Finding the Fourth Proportional to 86,218,097.10, 129,327,145.65 and 59,008,317.90

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Solution

The fourth proportional to 86,218,097.10, 129,327,145.65 and 59,008,317.90 is: 88,512,476.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,218,097.10 : 129,327,145.65 = 59,008,317.90 : x
  2. Step 2: Convert to fraction form
    86,218,097.10/129,327,145.65 = 59,008,317.90/x
  3. Step 3: Cross multiply
    86,218,097.10x = 129,327,145.65 × 59,008,317.90
  4. Step 4: Simplify right side
    86,218,097.10x = 7,631,377,323,614,802
  5. Step 5: Solve for x
    x = 7,631,377,323,614,802/86,218,097.10
  6. Step 6: Final answer
    x = 88,512,476.85

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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.