Home / 80,834,053.20-121,251,079.80-23,328,200.40

Finding the Fourth Proportional to 80,834,053.20, 121,251,079.80 and 23,328,200.40

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Solution

The fourth proportional to 80,834,053.20, 121,251,079.80 and 23,328,200.40 is: 34,992,300.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,834,053.20 : 121,251,079.80 = 23,328,200.40 : x
  2. Step 2: Convert to fraction form
    80,834,053.20/121,251,079.80 = 23,328,200.40/x
  3. Step 3: Cross multiply
    80,834,053.20x = 121,251,079.80 × 23,328,200.40
  4. Step 4: Simplify right side
    80,834,053.20x = 2,828,569,488,290,791.50
  5. Step 5: Solve for x
    x = 2,828,569,488,290,791.50/80,834,053.20
  6. Step 6: Final answer
    x = 34,992,300.60

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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.