Home / 83,135,983.92-114,725,862.45-45,964,835.52

Finding the Fourth Proportional to 83,135,983.92, 114,725,862.45 and 45,964,835.52

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Solution

The fourth proportional to 83,135,983.92, 114,725,862.45 and 45,964,835.52 is: 63,430,480.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,135,983.92 : 114,725,862.45 = 45,964,835.52 : x
  2. Step 2: Convert to fraction form
    83,135,983.92/114,725,862.45 = 45,964,835.52/x
  3. Step 3: Cross multiply
    83,135,983.92x = 114,725,862.45 × 45,964,835.52
  4. Step 4: Simplify right side
    83,135,983.92x = 5,273,355,397,404,395
  5. Step 5: Solve for x
    x = 5,273,355,397,404,395/83,135,983.92
  6. Step 6: Final answer
    x = 63,430,480.39

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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.