Home / 181,485,287.60-272,227,516.15-77,787,253.53

Finding the Fourth Proportional to 181,485,287.60, 272,227,516.15 and 77,787,253.53

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Solution

The fourth proportional to 181,485,287.60, 272,227,516.15 and 77,787,253.53 is: 116,680,702.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,485,287.60 : 272,227,516.15 = 77,787,253.53 : x
  2. Step 2: Convert to fraction form
    181,485,287.60/272,227,516.15 = 77,787,253.53/x
  3. Step 3: Cross multiply
    181,485,287.60x = 272,227,516.15 × 77,787,253.53
  4. Step 4: Simplify right side
    181,485,287.60x = 21,175,830,815,338,316
  5. Step 5: Solve for x
    x = 21,175,830,815,338,316/181,485,287.60
  6. Step 6: Final answer
    x = 116,680,702.31

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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.