Home / 7,068,521,419.95-9,754,589,022.80-3,896,635,654.83

Finding the Fourth Proportional to 7,068,521,419.95, 9,754,589,022.80 and 3,896,635,654.83

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Solution

The fourth proportional to 7,068,521,419.95, 9,754,589,022.80 and 3,896,635,654.83 is: 5,377,373,445.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068,521,419.95 : 9,754,589,022.80 = 3,896,635,654.83 : x
  2. Step 2: Convert to fraction form
    7,068,521,419.95/9,754,589,022.80 = 3,896,635,654.83/x
  3. Step 3: Cross multiply
    7,068,521,419.95x = 9,754,589,022.80 × 3,896,635,654.83
  4. Step 4: Simplify right side
    7,068,521,419.95x = 38,010,079,384,436,326,400
  5. Step 5: Solve for x
    x = 38,010,079,384,436,326,400/7,068,521,419.95
  6. Step 6: Final answer
    x = 5,377,373,445.76

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.