Home / 48,276,327.20-72,320,012.40-29,049,972.80

Finding the Fourth Proportional to 48,276,327.20, 72,320,012.40 and 29,049,972.80

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Solution

The fourth proportional to 48,276,327.20, 72,320,012.40 and 29,049,972.80 is: 43,518,107.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,276,327.20 : 72,320,012.40 = 29,049,972.80 : x
  2. Step 2: Convert to fraction form
    48,276,327.20/72,320,012.40 = 29,049,972.80/x
  3. Step 3: Cross multiply
    48,276,327.20x = 72,320,012.40 × 29,049,972.80
  4. Step 4: Simplify right side
    48,276,327.20x = 2,100,894,393,115,663
  5. Step 5: Solve for x
    x = 2,100,894,393,115,663/48,276,327.20
  6. Step 6: Final answer
    x = 43,518,107.42

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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.