Home / 83,826,376.20-125,739,564.30-73,748,680.20

Finding the Fourth Proportional to 83,826,376.20, 125,739,564.30 and 73,748,680.20

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Solution

The fourth proportional to 83,826,376.20, 125,739,564.30 and 73,748,680.20 is: 110,623,020.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,826,376.20 : 125,739,564.30 = 73,748,680.20 : x
  2. Step 2: Convert to fraction form
    83,826,376.20/125,739,564.30 = 73,748,680.20/x
  3. Step 3: Cross multiply
    83,826,376.20x = 125,739,564.30 × 73,748,680.20
  4. Step 4: Simplify right side
    83,826,376.20x = 9,273,126,916,048,038
  5. Step 5: Solve for x
    x = 9,273,126,916,048,038/83,826,376.20
  6. Step 6: Final answer
    x = 110,623,020.30

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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.