Home / 126,167,665.23-174,107,471.36-71,162,729.55

Finding the Fourth Proportional to 126,167,665.23, 174,107,471.36 and 71,162,729.55

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Solution

The fourth proportional to 126,167,665.23, 174,107,471.36 and 71,162,729.55 is: 98,202,363.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,167,665.23 : 174,107,471.36 = 71,162,729.55 : x
  2. Step 2: Convert to fraction form
    126,167,665.23/174,107,471.36 = 71,162,729.55/x
  3. Step 3: Cross multiply
    126,167,665.23x = 174,107,471.36 × 71,162,729.55
  4. Step 4: Simplify right side
    126,167,665.23x = 12,389,962,896,670,236
  5. Step 5: Solve for x
    x = 12,389,962,896,670,236/126,167,665.23
  6. Step 6: Final answer
    x = 98,202,363.29

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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.