Home / 616,132,855.12-924,206,382.40-222,689,561.88

Finding the Fourth Proportional to 616,132,855.12, 924,206,382.40 and 222,689,561.88

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Solution

The fourth proportional to 616,132,855.12, 924,206,382.40 and 222,689,561.88 is: 334,036,908.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,132,855.12 : 924,206,382.40 = 222,689,561.88 : x
  2. Step 2: Convert to fraction form
    616,132,855.12/924,206,382.40 = 222,689,561.88/x
  3. Step 3: Cross multiply
    616,132,855.12x = 924,206,382.40 × 222,689,561.88
  4. Step 4: Simplify right side
    616,132,855.12x = 205,811,114,382,115,392
  5. Step 5: Solve for x
    x = 205,811,114,382,115,392/616,132,855.12
  6. Step 6: Final answer
    x = 334,036,908.88

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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.