Home / 181,656,131.04-251,013,377.49-129,354,365.04

Finding the Fourth Proportional to 181,656,131.04, 251,013,377.49 and 129,354,365.04

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Solution

The fourth proportional to 181,656,131.04, 251,013,377.49 and 129,354,365.04 is: 178,742,527.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,656,131.04 : 251,013,377.49 = 129,354,365.04 : x
  2. Step 2: Convert to fraction form
    181,656,131.04/251,013,377.49 = 129,354,365.04/x
  3. Step 3: Cross multiply
    181,656,131.04x = 251,013,377.49 × 129,354,365.04
  4. Step 4: Simplify right side
    181,656,131.04x = 32,469,676,061,764,780
  5. Step 5: Solve for x
    x = 32,469,676,061,764,780/181,656,131.04
  6. Step 6: Final answer
    x = 178,742,527.85

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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.