Home / 80,944,824.52-111,710,292.72-51,589,335.88

Finding the Fourth Proportional to 80,944,824.52, 111,710,292.72 and 51,589,335.88

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Solution

The fourth proportional to 80,944,824.52, 111,710,292.72 and 51,589,335.88 is: 71,197,384.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,944,824.52 : 111,710,292.72 = 51,589,335.88 : x
  2. Step 2: Convert to fraction form
    80,944,824.52/111,710,292.72 = 51,589,335.88/x
  3. Step 3: Cross multiply
    80,944,824.52x = 111,710,292.72 × 51,589,335.88
  4. Step 4: Simplify right side
    80,944,824.52x = 5,763,059,812,385,199
  5. Step 5: Solve for x
    x = 5,763,059,812,385,199/80,944,824.52
  6. Step 6: Final answer
    x = 71,197,384.72

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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.