Home / 461,420,531.18-692,161,654.65-162,253,715.94

Finding the Fourth Proportional to 461,420,531.18, 692,161,654.65 and 162,253,715.94

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Solution

The fourth proportional to 461,420,531.18, 692,161,654.65 and 162,253,715.94 is: 243,391,424.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,420,531.18 : 692,161,654.65 = 162,253,715.94 : x
  2. Step 2: Convert to fraction form
    461,420,531.18/692,161,654.65 = 162,253,715.94/x
  3. Step 3: Cross multiply
    461,420,531.18x = 692,161,654.65 × 162,253,715.94
  4. Step 4: Simplify right side
    461,420,531.18x = 112,305,800,498,141,472
  5. Step 5: Solve for x
    x = 112,305,800,498,141,472/461,420,531.18
  6. Step 6: Final answer
    x = 243,391,424.76

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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.