Home / 242,607,720.21-363,541,275.01-144,045,337.68

Finding the Fourth Proportional to 242,607,720.21, 363,541,275.01 and 144,045,337.68

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Solution

The fourth proportional to 242,607,720.21, 363,541,275.01 and 144,045,337.68 is: 215,848,142.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,607,720.21 : 363,541,275.01 = 144,045,337.68 : x
  2. Step 2: Convert to fraction form
    242,607,720.21/363,541,275.01 = 144,045,337.68/x
  3. Step 3: Cross multiply
    242,607,720.21x = 363,541,275.01 × 144,045,337.68
  4. Step 4: Simplify right side
    242,607,720.21x = 52,366,425,719,433,200
  5. Step 5: Solve for x
    x = 52,366,425,719,433,200/242,607,720.21
  6. Step 6: Final answer
    x = 215,848,142.32

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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.