Home / 86,715,352.72-119,658,562.92-50,057,733.52

Finding the Fourth Proportional to 86,715,352.72, 119,658,562.92 and 50,057,733.52

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Solution

The fourth proportional to 86,715,352.72, 119,658,562.92 and 50,057,733.52 is: 69,074,694.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,715,352.72 : 119,658,562.92 = 50,057,733.52 : x
  2. Step 2: Convert to fraction form
    86,715,352.72/119,658,562.92 = 50,057,733.52/x
  3. Step 3: Cross multiply
    86,715,352.72x = 119,658,562.92 × 50,057,733.52
  4. Step 4: Simplify right side
    86,715,352.72x = 5,989,836,456,035,514
  5. Step 5: Solve for x
    x = 5,989,836,456,035,514/86,715,352.72
  6. Step 6: Final answer
    x = 69,074,694.02

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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.