Home / 80,587,143.52-111,209,194.20-44,823,343.12

Finding the Fourth Proportional to 80,587,143.52, 111,209,194.20 and 44,823,343.12

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Solution

The fourth proportional to 80,587,143.52, 111,209,194.20 and 44,823,343.12 is: 61,855,621.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,587,143.52 : 111,209,194.20 = 44,823,343.12 : x
  2. Step 2: Convert to fraction form
    80,587,143.52/111,209,194.20 = 44,823,343.12/x
  3. Step 3: Cross multiply
    80,587,143.52x = 111,209,194.20 × 44,823,343.12
  4. Step 4: Simplify right side
    80,587,143.52x = 4,984,767,869,725,314
  5. Step 5: Solve for x
    x = 4,984,767,869,725,314/80,587,143.52
  6. Step 6: Final answer
    x = 61,855,621.78

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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.