Home / 108,105,545.15-149,183,808.45-58,545,516.14

Finding the Fourth Proportional to 108,105,545.15, 149,183,808.45 and 58,545,516.14

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Solution

The fourth proportional to 108,105,545.15, 149,183,808.45 and 58,545,516.14 is: 80,791,813.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,105,545.15 : 149,183,808.45 = 58,545,516.14 : x
  2. Step 2: Convert to fraction form
    108,105,545.15/149,183,808.45 = 58,545,516.14/x
  3. Step 3: Cross multiply
    108,105,545.15x = 149,183,808.45 × 58,545,516.14
  4. Step 4: Simplify right side
    108,105,545.15x = 8,734,043,065,436,143
  5. Step 5: Solve for x
    x = 8,734,043,065,436,143/108,105,545.15
  6. Step 6: Final answer
    x = 80,791,813.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.