Home / 159,109,098.70-219,568,351.17-89,494,526.74

Finding the Fourth Proportional to 159,109,098.70, 219,568,351.17 and 89,494,526.74

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Solution

The fourth proportional to 159,109,098.70, 219,568,351.17 and 89,494,526.74 is: 123,501,206.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,109,098.70 : 219,568,351.17 = 89,494,526.74 : x
  2. Step 2: Convert to fraction form
    159,109,098.70/219,568,351.17 = 89,494,526.74/x
  3. Step 3: Cross multiply
    159,109,098.70x = 219,568,351.17 × 89,494,526.74
  4. Step 4: Simplify right side
    159,109,098.70x = 19,650,165,675,041,272
  5. Step 5: Solve for x
    x = 19,650,165,675,041,272/159,109,098.70
  6. Step 6: Final answer
    x = 123,501,206.63

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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.