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Finding the Fourth Proportional to 169,960,856.80, 254,941,285.20 and 54,957,024.40

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Solution

The fourth proportional to 169,960,856.80, 254,941,285.20 and 54,957,024.40 is: 82,435,536.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,960,856.80 : 254,941,285.20 = 54,957,024.40 : x
  2. Step 2: Convert to fraction form
    169,960,856.80/254,941,285.20 = 54,957,024.40/x
  3. Step 3: Cross multiply
    169,960,856.80x = 254,941,285.20 × 54,957,024.40
  4. Step 4: Simplify right side
    169,960,856.80x = 14,010,814,431,303,758
  5. Step 5: Solve for x
    x = 14,010,814,431,303,758/169,960,856.80
  6. Step 6: Final answer
    x = 82,435,536.60

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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.