Home / 83,662,391.88-115,332,419.63-58,466,274.60

Finding the Fourth Proportional to 83,662,391.88, 115,332,419.63 and 58,466,274.60

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Solution

The fourth proportional to 83,662,391.88, 115,332,419.63 and 58,466,274.60 is: 80,598,423.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,662,391.88 : 115,332,419.63 = 58,466,274.60 : x
  2. Step 2: Convert to fraction form
    83,662,391.88/115,332,419.63 = 58,466,274.60/x
  3. Step 3: Cross multiply
    83,662,391.88x = 115,332,419.63 × 58,466,274.60
  4. Step 4: Simplify right side
    83,662,391.88x = 6,743,056,916,370,010
  5. Step 5: Solve for x
    x = 6,743,056,916,370,010/83,662,391.88
  6. Step 6: Final answer
    x = 80,598,423.79

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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.