Home / 3,543,475,642.65-5,313,982,587.57-1,971,981,117.27

Finding the Fourth Proportional to 3,543,475,642.65, 5,313,982,587.57 and 1,971,981,117.27

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Solution

The fourth proportional to 3,543,475,642.65, 5,313,982,587.57 and 1,971,981,117.27 is: 2,957,286,680.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543,475,642.65 : 5,313,982,587.57 = 1,971,981,117.27 : x
  2. Step 2: Convert to fraction form
    3,543,475,642.65/5,313,982,587.57 = 1,971,981,117.27/x
  3. Step 3: Cross multiply
    3,543,475,642.65x = 5,313,982,587.57 × 1,971,981,117.27
  4. Step 4: Simplify right side
    3,543,475,642.65x = 10,479,073,320,189,614,080
  5. Step 5: Solve for x
    x = 10,479,073,320,189,614,080/3,543,475,642.65
  6. Step 6: Final answer
    x = 2,957,286,680.36

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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.