Home / 1,304,815,229.20-1,957,222,843.80-724,339,939.60

Finding the Fourth Proportional to 1,304,815,229.20, 1,957,222,843.80 and 724,339,939.60

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Solution

The fourth proportional to 1,304,815,229.20, 1,957,222,843.80 and 724,339,939.60 is: 1,086,509,909.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,815,229.20 : 1,957,222,843.80 = 724,339,939.60 : x
  2. Step 2: Convert to fraction form
    1,304,815,229.20/1,957,222,843.80 = 724,339,939.60/x
  3. Step 3: Cross multiply
    1,304,815,229.20x = 1,957,222,843.80 × 724,339,939.60
  4. Step 4: Simplify right side
    1,304,815,229.20x = 1,417,694,676,461,832,192
  5. Step 5: Solve for x
    x = 1,417,694,676,461,832,192/1,304,815,229.20
  6. Step 6: Final answer
    x = 1,086,509,909.40

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1.5x scale

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.