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Finding the Third Proportional to 41,139,387 and 85,683,855

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Solution

The third proportional to 41,139,387 and 85,683,855 is: 178,459,708.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,139,387 : 85,683,855 = 85,683,855 : x
  2. Step 2: Convert to fraction form
    41,139,387/85,683,855 = 85,683,855/x
  3. Step 3: Cross multiply
    41,139,387x = 85,683,855 × 85,683,855
  4. Step 4: Simplify right side
    41,139,387x = 7,341,723,007,661,025
  5. Step 5: Solve for x
    x = 7,341,723,007,661,025/41,139,387
  6. Step 6: Final answer
    x = 178,459,708.40

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.