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Finding the Third Proportional to 41,139,390 and 85,683,862.50

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Solution

The third proportional to 41,139,390 and 85,683,862.50 is: 178,459,726.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,139,390 : 85,683,862.50 = 85,683,862.50 : x
  2. Step 2: Convert to fraction form
    41,139,390/85,683,862.50 = 85,683,862.50/x
  3. Step 3: Cross multiply
    41,139,390x = 85,683,862.50 × 85,683,862.50
  4. Step 4: Simplify right side
    41,139,390x = 7,341,724,292,918,906
  5. Step 5: Solve for x
    x = 7,341,724,292,918,906/41,139,390
  6. Step 6: Final answer
    x = 178,459,726.62

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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.