Home / 159,726,856.20-239,689,472.02-102,260,369.40

Finding the Fourth Proportional to 159,726,856.20, 239,689,472.02 and 102,260,369.40

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Solution

The fourth proportional to 159,726,856.20, 239,689,472.02 and 102,260,369.40 is: 153,454,056.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,726,856.20 : 239,689,472.02 = 102,260,369.40 : x
  2. Step 2: Convert to fraction form
    159,726,856.20/239,689,472.02 = 102,260,369.40/x
  3. Step 3: Cross multiply
    159,726,856.20x = 239,689,472.02 × 102,260,369.40
  4. Step 4: Simplify right side
    159,726,856.20x = 24,510,733,950,056,168
  5. Step 5: Solve for x
    x = 24,510,733,950,056,168/159,726,856.20
  6. Step 6: Final answer
    x = 153,454,056.09

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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.