Home / 359,221,552.20-538,832,328.30-320,479,503.30

Finding the Fourth Proportional to 359,221,552.20, 538,832,328.30 and 320,479,503.30

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Solution

The fourth proportional to 359,221,552.20, 538,832,328.30 and 320,479,503.30 is: 480,719,254.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,221,552.20 : 538,832,328.30 = 320,479,503.30 : x
  2. Step 2: Convert to fraction form
    359,221,552.20/538,832,328.30 = 320,479,503.30/x
  3. Step 3: Cross multiply
    359,221,552.20x = 538,832,328.30 × 320,479,503.30
  4. Step 4: Simplify right side
    359,221,552.20x = 172,684,716,935,566,528
  5. Step 5: Solve for x
    x = 172,684,716,935,566,528/359,221,552.20
  6. Step 6: Final answer
    x = 480,719,254.95

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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.