Home / 359,333,579.07-538,946,305.95-100,515,251.07

Finding the Fourth Proportional to 359,333,579.07, 538,946,305.95 and 100,515,251.07

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Solution

The fourth proportional to 359,333,579.07, 538,946,305.95 and 100,515,251.07 is: 150,757,753.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,333,579.07 : 538,946,305.95 = 100,515,251.07 : x
  2. Step 2: Convert to fraction form
    359,333,579.07/538,946,305.95 = 100,515,251.07/x
  3. Step 3: Cross multiply
    359,333,579.07x = 538,946,305.95 × 100,515,251.07
  4. Step 4: Simplify right side
    359,333,579.07x = 54,172,323,255,813,288
  5. Step 5: Solve for x
    x = 54,172,323,255,813,288/359,333,579.07
  6. Step 6: Final answer
    x = 150,757,753.83

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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.