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Finding the Third Proportional to 39,039,592 and 85,739,403

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Solution

The third proportional to 39,039,592 and 85,739,403 is: 188,302,306.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,039,592 : 85,739,403 = 85,739,403 : x
  2. Step 2: Convert to fraction form
    39,039,592/85,739,403 = 85,739,403/x
  3. Step 3: Cross multiply
    39,039,592x = 85,739,403 × 85,739,403
  4. Step 4: Simplify right side
    39,039,592x = 7,351,245,226,796,409
  5. Step 5: Solve for x
    x = 7,351,245,226,796,409/39,039,592
  6. Step 6: Final answer
    x = 188,302,306.71

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.