Home / 83,087,446.38-114,661,031.80-45,411,371.36

Finding the Fourth Proportional to 83,087,446.38, 114,661,031.80 and 45,411,371.36

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Solution

The fourth proportional to 83,087,446.38, 114,661,031.80 and 45,411,371.36 is: 62,667,886.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,087,446.38 : 114,661,031.80 = 45,411,371.36 : x
  2. Step 2: Convert to fraction form
    83,087,446.38/114,661,031.80 = 45,411,371.36/x
  3. Step 3: Cross multiply
    83,087,446.38x = 114,661,031.80 × 45,411,371.36
  4. Step 4: Simplify right side
    83,087,446.38x = 5,206,914,695,590,569
  5. Step 5: Solve for x
    x = 5,206,914,695,590,569/83,087,446.38
  6. Step 6: Final answer
    x = 62,667,886.94

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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.