Home / 283,846,815.60-391,707,882.36-158,397,683.28

Finding the Fourth Proportional to 283,846,815.60, 391,707,882.36 and 158,397,683.28

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Solution

The fourth proportional to 283,846,815.60, 391,707,882.36 and 158,397,683.28 is: 218,588,399.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,846,815.60 : 391,707,882.36 = 158,397,683.28 : x
  2. Step 2: Convert to fraction form
    283,846,815.60/391,707,882.36 = 158,397,683.28/x
  3. Step 3: Cross multiply
    283,846,815.60x = 391,707,882.36 × 158,397,683.28
  4. Step 4: Simplify right side
    283,846,815.60x = 62,045,621,088,338,784
  5. Step 5: Solve for x
    x = 62,045,621,088,338,784/283,846,815.60
  6. Step 6: Final answer
    x = 218,588,399.37

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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.