Home / 126,079,794.72-173,982,618.36-73,152,402.16

Finding the Fourth Proportional to 126,079,794.72, 173,982,618.36 and 73,152,402.16

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Solution

The fourth proportional to 126,079,794.72, 173,982,618.36 and 73,152,402.16 is: 100,945,964.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,079,794.72 : 173,982,618.36 = 73,152,402.16 : x
  2. Step 2: Convert to fraction form
    126,079,794.72/173,982,618.36 = 73,152,402.16/x
  3. Step 3: Cross multiply
    126,079,794.72x = 173,982,618.36 × 73,152,402.16
  4. Step 4: Simplify right side
    126,079,794.72x = 12,727,246,467,120,520
  5. Step 5: Solve for x
    x = 12,727,246,467,120,520/126,079,794.72
  6. Step 6: Final answer
    x = 100,945,964.38

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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.