Home / 359,278,715.60-538,918,073.40-223,229,819.60

Finding the Fourth Proportional to 359,278,715.60, 538,918,073.40 and 223,229,819.60

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Solution

The fourth proportional to 359,278,715.60, 538,918,073.40 and 223,229,819.60 is: 334,844,729.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,278,715.60 : 538,918,073.40 = 223,229,819.60 : x
  2. Step 2: Convert to fraction form
    359,278,715.60/538,918,073.40 = 223,229,819.60/x
  3. Step 3: Cross multiply
    359,278,715.60x = 538,918,073.40 × 223,229,819.60
  4. Step 4: Simplify right side
    359,278,715.60x = 120,302,584,304,261,552
  5. Step 5: Solve for x
    x = 120,302,584,304,261,552/359,278,715.60
  6. Step 6: Final answer
    x = 334,844,729.40

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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.