Home / 137,097,471.09-205,638,963.89-44,969,073.68

Finding the Fourth Proportional to 137,097,471.09, 205,638,963.89 and 44,969,073.68

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Solution

The fourth proportional to 137,097,471.09, 205,638,963.89 and 44,969,073.68 is: 67,451,234.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,097,471.09 : 205,638,963.89 = 44,969,073.68 : x
  2. Step 2: Convert to fraction form
    137,097,471.09/205,638,963.89 = 44,969,073.68/x
  3. Step 3: Cross multiply
    137,097,471.09x = 205,638,963.89 × 44,969,073.68
  4. Step 4: Simplify right side
    137,097,471.09x = 9,247,393,717,395,228
  5. Step 5: Solve for x
    x = 9,247,393,717,395,228/137,097,471.09
  6. Step 6: Final answer
    x = 67,451,234.83

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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.