Home / 126,056,534.10-173,971,391.12-73,889,399.80

Finding the Fourth Proportional to 126,056,534.10, 173,971,391.12 and 73,889,399.80

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Solution

The fourth proportional to 126,056,534.10, 173,971,391.12 and 73,889,399.80 is: 101,975,211.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,056,534.10 : 173,971,391.12 = 73,889,399.80 : x
  2. Step 2: Convert to fraction form
    126,056,534.10/173,971,391.12 = 73,889,399.80/x
  3. Step 3: Cross multiply
    126,056,534.10x = 173,971,391.12 × 73,889,399.80
  4. Step 4: Simplify right side
    126,056,534.10x = 12,854,641,672,227,850
  5. Step 5: Solve for x
    x = 12,854,641,672,227,850/126,056,534.10
  6. Step 6: Final answer
    x = 101,975,211.07

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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.