Home / 242,607,713.82-363,541,265.42-144,045,331.20

Finding the Fourth Proportional to 242,607,713.82, 363,541,265.42 and 144,045,331.20

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Solution

The fourth proportional to 242,607,713.82, 363,541,265.42 and 144,045,331.20 is: 215,848,132.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,607,713.82 : 363,541,265.42 = 144,045,331.20 : x
  2. Step 2: Convert to fraction form
    242,607,713.82/363,541,265.42 = 144,045,331.20/x
  3. Step 3: Cross multiply
    242,607,713.82x = 363,541,265.42 × 144,045,331.20
  4. Step 4: Simplify right side
    242,607,713.82x = 52,366,421,982,291,008
  5. Step 5: Solve for x
    x = 52,366,421,982,291,008/242,607,713.82
  6. Step 6: Final answer
    x = 215,848,132.60

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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.