Home / 83,328,861.33-124,486,474.14-53,943,308.51

Finding the Fourth Proportional to 83,328,861.33, 124,486,474.14 and 53,943,308.51

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Solution

The fourth proportional to 83,328,861.33, 124,486,474.14 and 53,943,308.51 is: 80,586,871.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,328,861.33 : 124,486,474.14 = 53,943,308.51 : x
  2. Step 2: Convert to fraction form
    83,328,861.33/124,486,474.14 = 53,943,308.51/x
  3. Step 3: Cross multiply
    83,328,861.33x = 124,486,474.14 × 53,943,308.51
  4. Step 4: Simplify right side
    83,328,861.33x = 6,715,212,279,233,725
  5. Step 5: Solve for x
    x = 6,715,212,279,233,725/83,328,861.33
  6. Step 6: Final answer
    x = 80,586,871.97

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.