Home / 500,196,227.71-690,274,847.17-277,181,634.53

Finding the Fourth Proportional to 500,196,227.71, 690,274,847.17 and 277,181,634.53

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Solution

The fourth proportional to 500,196,227.71, 690,274,847.17 and 277,181,634.53 is: 382,512,901.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,196,227.71 : 690,274,847.17 = 277,181,634.53 : x
  2. Step 2: Convert to fraction form
    500,196,227.71/690,274,847.17 = 277,181,634.53/x
  3. Step 3: Cross multiply
    500,196,227.71x = 690,274,847.17 × 277,181,634.53
  4. Step 4: Simplify right side
    500,196,227.71x = 191,331,510,413,526,528
  5. Step 5: Solve for x
    x = 191,331,510,413,526,528/500,196,227.71
  6. Step 6: Final answer
    x = 382,512,901.57

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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.