Home / 137,979,344.04-206,969,016.18-56,079,033.96

Finding the Fourth Proportional to 137,979,344.04, 206,969,016.18 and 56,079,033.96

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Solution

The fourth proportional to 137,979,344.04, 206,969,016.18 and 56,079,033.96 is: 84,118,550.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,979,344.04 : 206,969,016.18 = 56,079,033.96 : x
  2. Step 2: Convert to fraction form
    137,979,344.04/206,969,016.18 = 56,079,033.96/x
  3. Step 3: Cross multiply
    137,979,344.04x = 206,969,016.18 × 56,079,033.96
  4. Step 4: Simplify right side
    137,979,344.04x = 11,606,622,487,026,010
  5. Step 5: Solve for x
    x = 11,606,622,487,026,010/137,979,344.04
  6. Step 6: Final answer
    x = 84,118,550.99

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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.