Home / 1,039,926,545.92-1,434,261,844.51-914,209,942.83

Finding the Fourth Proportional to 1,039,926,545.92, 1,434,261,844.51 and 914,209,942.83

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Solution

The fourth proportional to 1,039,926,545.92, 1,434,261,844.51 and 914,209,942.83 is: 1,260,874,091.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,926,545.92 : 1,434,261,844.51 = 914,209,942.83 : x
  2. Step 2: Convert to fraction form
    1,039,926,545.92/1,434,261,844.51 = 914,209,942.83/x
  3. Step 3: Cross multiply
    1,039,926,545.92x = 1,434,261,844.51 × 914,209,942.83
  4. Step 4: Simplify right side
    1,039,926,545.92x = 1,311,216,438,872,737,536
  5. Step 5: Solve for x
    x = 1,311,216,438,872,737,536/1,039,926,545.92
  6. Step 6: Final answer
    x = 1,260,874,091.56

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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.