Home / 375,210,304.20-517,790,268.89-207,957,363.58

Finding the Fourth Proportional to 375,210,304.20, 517,790,268.89 and 207,957,363.58

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Solution

The fourth proportional to 375,210,304.20, 517,790,268.89 and 207,957,363.58 is: 286,981,188.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,210,304.20 : 517,790,268.89 = 207,957,363.58 : x
  2. Step 2: Convert to fraction form
    375,210,304.20/517,790,268.89 = 207,957,363.58/x
  3. Step 3: Cross multiply
    375,210,304.20x = 517,790,268.89 × 207,957,363.58
  4. Step 4: Simplify right side
    375,210,304.20x = 107,678,299,205,743,696
  5. Step 5: Solve for x
    x = 107,678,299,205,743,696/375,210,304.20
  6. Step 6: Final answer
    x = 286,981,188.95

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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.