Home / 159,664,601.20-239,496,901.80-143,508,794.80

Finding the Fourth Proportional to 159,664,601.20, 239,496,901.80 and 143,508,794.80

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Solution

The fourth proportional to 159,664,601.20, 239,496,901.80 and 143,508,794.80 is: 215,263,192.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,664,601.20 : 239,496,901.80 = 143,508,794.80 : x
  2. Step 2: Convert to fraction form
    159,664,601.20/239,496,901.80 = 143,508,794.80/x
  3. Step 3: Cross multiply
    159,664,601.20x = 239,496,901.80 × 143,508,794.80
  4. Step 4: Simplify right side
    159,664,601.20x = 34,369,911,735,651,956
  5. Step 5: Solve for x
    x = 34,369,911,735,651,956/159,664,601.20
  6. Step 6: Final answer
    x = 215,263,192.20

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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.