Home / 155,520,800.80-233,281,201.20-125,287,712.80

Finding the Fourth Proportional to 155,520,800.80, 233,281,201.20 and 125,287,712.80

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Solution

The fourth proportional to 155,520,800.80, 233,281,201.20 and 125,287,712.80 is: 187,931,569.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,520,800.80 : 233,281,201.20 = 125,287,712.80 : x
  2. Step 2: Convert to fraction form
    155,520,800.80/233,281,201.20 = 125,287,712.80/x
  3. Step 3: Cross multiply
    155,520,800.80x = 233,281,201.20 × 125,287,712.80
  4. Step 4: Simplify right side
    155,520,800.80x = 29,227,268,137,584,612
  5. Step 5: Solve for x
    x = 29,227,268,137,584,612/155,520,800.80
  6. Step 6: Final answer
    x = 187,931,569.20

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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.