Home / 140,959,491.20-211,376,251.20-54,669,219.20

Finding the Fourth Proportional to 140,959,491.20, 211,376,251.20 and 54,669,219.20

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Solution

The fourth proportional to 140,959,491.20, 211,376,251.20 and 54,669,219.20 is: 81,979,400.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,959,491.20 : 211,376,251.20 = 54,669,219.20 : x
  2. Step 2: Convert to fraction form
    140,959,491.20/211,376,251.20 = 54,669,219.20/x
  3. Step 3: Cross multiply
    140,959,491.20x = 211,376,251.20 × 54,669,219.20
  4. Step 4: Simplify right side
    140,959,491.20x = 11,555,774,610,527,064
  5. Step 5: Solve for x
    x = 11,555,774,610,527,064/140,959,491.20
  6. Step 6: Final answer
    x = 81,979,400.69

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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.