Home / 303,429,402.71-418,732,575.87-164,200,164.53

Finding the Fourth Proportional to 303,429,402.71, 418,732,575.87 and 164,200,164.53

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Solution

The fourth proportional to 303,429,402.71, 418,732,575.87 and 164,200,164.53 is: 226,596,227.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,429,402.71 : 418,732,575.87 = 164,200,164.53 : x
  2. Step 2: Convert to fraction form
    303,429,402.71/418,732,575.87 = 164,200,164.53/x
  3. Step 3: Cross multiply
    303,429,402.71x = 418,732,575.87 × 164,200,164.53
  4. Step 4: Simplify right side
    303,429,402.71x = 68,755,957,850,446,792
  5. Step 5: Solve for x
    x = 68,755,957,850,446,792/303,429,402.71
  6. Step 6: Final answer
    x = 226,596,227.12

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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.