Home / 77,598,010.28-107,087,839.33-42,317,740.32

Finding the Fourth Proportional to 77,598,010.28, 107,087,839.33 and 42,317,740.32

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Solution

The fourth proportional to 77,598,010.28, 107,087,839.33 and 42,317,740.32 is: 58,399,891.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,598,010.28 : 107,087,839.33 = 42,317,740.32 : x
  2. Step 2: Convert to fraction form
    77,598,010.28/107,087,839.33 = 42,317,740.32/x
  3. Step 3: Cross multiply
    77,598,010.28x = 107,087,839.33 × 42,317,740.32
  4. Step 4: Simplify right side
    77,598,010.28x = 4,531,715,376,730,433
  5. Step 5: Solve for x
    x = 4,531,715,376,730,433/77,598,010.28
  6. Step 6: Final answer
    x = 58,399,891.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.