Home / 359,278,712.60-538,918,068.90-223,229,816.60

Finding the Fourth Proportional to 359,278,712.60, 538,918,068.90 and 223,229,816.60

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Solution

The fourth proportional to 359,278,712.60, 538,918,068.90 and 223,229,816.60 is: 334,844,724.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,278,712.60 : 538,918,068.90 = 223,229,816.60 : x
  2. Step 2: Convert to fraction form
    359,278,712.60/538,918,068.90 = 223,229,816.60/x
  3. Step 3: Cross multiply
    359,278,712.60x = 538,918,068.90 × 223,229,816.60
  4. Step 4: Simplify right side
    359,278,712.60x = 120,302,581,682,973,152
  5. Step 5: Solve for x
    x = 120,302,581,682,973,152/359,278,712.60
  6. Step 6: Final answer
    x = 334,844,724.90

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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.