Home / 126,233,516.20-174,231,252.66-74,039,366.44

Finding the Fourth Proportional to 126,233,516.20, 174,231,252.66 and 74,039,366.44

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Solution

The fourth proportional to 126,233,516.20, 174,231,252.66 and 74,039,366.44 is: 102,191,335.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,233,516.20 : 174,231,252.66 = 74,039,366.44 : x
  2. Step 2: Convert to fraction form
    126,233,516.20/174,231,252.66 = 74,039,366.44/x
  3. Step 3: Cross multiply
    126,233,516.20x = 174,231,252.66 × 74,039,366.44
  4. Step 4: Simplify right side
    126,233,516.20x = 12,899,971,560,993,964
  5. Step 5: Solve for x
    x = 12,899,971,560,993,964/126,233,516.20
  6. Step 6: Final answer
    x = 102,191,335.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.