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Finding the Third Proportional to 59,478,351 and 90,927,059

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Solution

The third proportional to 59,478,351 and 90,927,059 is: 139,004,022.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,478,351 : 90,927,059 = 90,927,059 : x
  2. Step 2: Convert to fraction form
    59,478,351/90,927,059 = 90,927,059/x
  3. Step 3: Cross multiply
    59,478,351x = 90,927,059 × 90,927,059
  4. Step 4: Simplify right side
    59,478,351x = 8,267,730,058,389,481
  5. Step 5: Solve for x
    x = 8,267,730,058,389,481/59,478,351
  6. Step 6: Final answer
    x = 139,004,022.80

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.