Home / 83,868,862.87-125,761,196.59-48,865,307.31

Finding the Fourth Proportional to 83,868,862.87, 125,761,196.59 and 48,865,307.31

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Solution

The fourth proportional to 83,868,862.87, 125,761,196.59 and 48,865,307.31 is: 73,273,433.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,868,862.87 : 125,761,196.59 = 48,865,307.31 : x
  2. Step 2: Convert to fraction form
    83,868,862.87/125,761,196.59 = 48,865,307.31/x
  3. Step 3: Cross multiply
    83,868,862.87x = 125,761,196.59 × 48,865,307.31
  4. Step 4: Simplify right side
    83,868,862.87x = 6,145,359,519,043,675
  5. Step 5: Solve for x
    x = 6,145,359,519,043,675/83,868,862.87
  6. Step 6: Final answer
    x = 73,273,433.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.