Home / 162,454,359.76-243,682,369.08-54,749,916.88

Finding the Fourth Proportional to 162,454,359.76, 243,682,369.08 and 54,749,916.88

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Solution

The fourth proportional to 162,454,359.76, 243,682,369.08 and 54,749,916.88 is: 82,125,154.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,454,359.76 : 243,682,369.08 = 54,749,916.88 : x
  2. Step 2: Convert to fraction form
    162,454,359.76/243,682,369.08 = 54,749,916.88/x
  3. Step 3: Cross multiply
    162,454,359.76x = 243,682,369.08 × 54,749,916.88
  4. Step 4: Simplify right side
    162,454,359.76x = 13,341,589,452,251,484
  5. Step 5: Solve for x
    x = 13,341,589,452,251,484/162,454,359.76
  6. Step 6: Final answer
    x = 82,125,154.86

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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.