Home / 82,952,003.55-124,428,005.33-65,819,920.35

Finding the Fourth Proportional to 82,952,003.55, 124,428,005.33 and 65,819,920.35

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Solution

The fourth proportional to 82,952,003.55, 124,428,005.33 and 65,819,920.35 is: 98,729,880.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,952,003.55 : 124,428,005.33 = 65,819,920.35 : x
  2. Step 2: Convert to fraction form
    82,952,003.55/124,428,005.33 = 65,819,920.35/x
  3. Step 3: Cross multiply
    82,952,003.55x = 124,428,005.33 × 65,819,920.35
  4. Step 4: Simplify right side
    82,952,003.55x = 8,189,841,399,800,876
  5. Step 5: Solve for x
    x = 8,189,841,399,800,876/82,952,003.55
  6. Step 6: Final answer
    x = 98,729,880.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.