Home / 57,221,967.70-85,832,951.55-50,986,393.30

Finding the Fourth Proportional to 57,221,967.70, 85,832,951.55 and 50,986,393.30

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Solution

The fourth proportional to 57,221,967.70, 85,832,951.55 and 50,986,393.30 is: 76,479,589.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,221,967.70 : 85,832,951.55 = 50,986,393.30 : x
  2. Step 2: Convert to fraction form
    57,221,967.70/85,832,951.55 = 50,986,393.30/x
  3. Step 3: Cross multiply
    57,221,967.70x = 85,832,951.55 × 50,986,393.30
  4. Step 4: Simplify right side
    57,221,967.70x = 4,376,312,625,828,144
  5. Step 5: Solve for x
    x = 4,376,312,625,828,144/57,221,967.70
  6. Step 6: Final answer
    x = 76,479,589.95

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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.