Home / 49,349,455.20-74,024,182.80-47,932,279.20

Finding the Fourth Proportional to 49,349,455.20, 74,024,182.80 and 47,932,279.20

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Solution

The fourth proportional to 49,349,455.20, 74,024,182.80 and 47,932,279.20 is: 71,898,418.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,349,455.20 : 74,024,182.80 = 47,932,279.20 : x
  2. Step 2: Convert to fraction form
    49,349,455.20/74,024,182.80 = 47,932,279.20/x
  3. Step 3: Cross multiply
    49,349,455.20x = 74,024,182.80 × 47,932,279.20
  4. Step 4: Simplify right side
    49,349,455.20x = 3,548,147,797,521,438
  5. Step 5: Solve for x
    x = 3,548,147,797,521,438/49,349,455.20
  6. Step 6: Final answer
    x = 71,898,418.80

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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.