Home / 91,187,626.70-125,835,145.70-49,933,808.30

Finding the Fourth Proportional to 91,187,626.70, 125,835,145.70 and 49,933,808.30

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Solution

The fourth proportional to 91,187,626.70, 125,835,145.70 and 49,933,808.30 is: 68,906,586.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,187,626.70 : 125,835,145.70 = 49,933,808.30 : x
  2. Step 2: Convert to fraction form
    91,187,626.70/125,835,145.70 = 49,933,808.30/x
  3. Step 3: Cross multiply
    91,187,626.70x = 125,835,145.70 × 49,933,808.30
  4. Step 4: Simplify right side
    91,187,626.70x = 6,283,428,042,786,369
  5. Step 5: Solve for x
    x = 6,283,428,042,786,369/91,187,626.70
  6. Step 6: Final answer
    x = 68,906,586.02

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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.