Home / 127,702,572.37-176,229,543.13-68,965,231.85

Finding the Fourth Proportional to 127,702,572.37, 176,229,543.13 and 68,965,231.85

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Solution

The fourth proportional to 127,702,572.37, 176,229,543.13 and 68,965,231.85 is: 95,172,016.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,702,572.37 : 176,229,543.13 = 68,965,231.85 : x
  2. Step 2: Convert to fraction form
    127,702,572.37/176,229,543.13 = 68,965,231.85/x
  3. Step 3: Cross multiply
    127,702,572.37x = 176,229,543.13 × 68,965,231.85
  4. Step 4: Simplify right side
    127,702,572.37x = 12,153,711,300,780,024
  5. Step 5: Solve for x
    x = 12,153,711,300,780,024/127,702,572.37
  6. Step 6: Final answer
    x = 95,172,016.32

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.