Home / 126,727,805.52-174,854,397.56-71,723,662

Finding the Fourth Proportional to 126,727,805.52, 174,854,397.56 and 71,723,662

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Solution

The fourth proportional to 126,727,805.52, 174,854,397.56 and 71,723,662 is: 98,961,689.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,727,805.52 : 174,854,397.56 = 71,723,662 : x
  2. Step 2: Convert to fraction form
    126,727,805.52/174,854,397.56 = 71,723,662/x
  3. Step 3: Cross multiply
    126,727,805.52x = 174,854,397.56 × 71,723,662
  4. Step 4: Simplify right side
    126,727,805.52x = 12,541,197,709,807,064
  5. Step 5: Solve for x
    x = 12,541,197,709,807,064/126,727,805.52
  6. Step 6: Final answer
    x = 98,961,689.25

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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.