Home / 159,484,983.20-239,339,449.20-68,673,744.80

Finding the Fourth Proportional to 159,484,983.20, 239,339,449.20 and 68,673,744.80

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Solution

The fourth proportional to 159,484,983.20, 239,339,449.20 and 68,673,744.80 is: 103,058,833.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,484,983.20 : 239,339,449.20 = 68,673,744.80 : x
  2. Step 2: Convert to fraction form
    159,484,983.20/239,339,449.20 = 68,673,744.80/x
  3. Step 3: Cross multiply
    159,484,983.20x = 239,339,449.20 × 68,673,744.80
  4. Step 4: Simplify right side
    159,484,983.20x = 16,436,336,254,933,362
  5. Step 5: Solve for x
    x = 16,436,336,254,933,362/159,484,983.20
  6. Step 6: Final answer
    x = 103,058,833.03

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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.