Home / 3,543,475,641.65-5,313,982,586.07-1,971,981,116.27

Finding the Fourth Proportional to 3,543,475,641.65, 5,313,982,586.07 and 1,971,981,116.27

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Solution

The fourth proportional to 3,543,475,641.65, 5,313,982,586.07 and 1,971,981,116.27 is: 2,957,286,678.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543,475,641.65 : 5,313,982,586.07 = 1,971,981,116.27 : x
  2. Step 2: Convert to fraction form
    3,543,475,641.65/5,313,982,586.07 = 1,971,981,116.27/x
  3. Step 3: Cross multiply
    3,543,475,641.65x = 5,313,982,586.07 × 1,971,981,116.27
  4. Step 4: Simplify right side
    3,543,475,641.65x = 10,479,073,311,917,660,160
  5. Step 5: Solve for x
    x = 10,479,073,311,917,660,160/3,543,475,641.65
  6. Step 6: Final answer
    x = 2,957,286,678.86

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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.