Home / 83,347,216.80-125,020,825.20-25,839,031.20

Finding the Fourth Proportional to 83,347,216.80, 125,020,825.20 and 25,839,031.20

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Solution

The fourth proportional to 83,347,216.80, 125,020,825.20 and 25,839,031.20 is: 38,758,546.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,347,216.80 : 125,020,825.20 = 25,839,031.20 : x
  2. Step 2: Convert to fraction form
    83,347,216.80/125,020,825.20 = 25,839,031.20/x
  3. Step 3: Cross multiply
    83,347,216.80x = 125,020,825.20 × 25,839,031.20
  4. Step 4: Simplify right side
    83,347,216.80x = 3,230,417,002,992,546
  5. Step 5: Solve for x
    x = 3,230,417,002,992,546/83,347,216.80
  6. Step 6: Final answer
    x = 38,758,546.80

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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.