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Finding the Third Proportional to 84,945,460 and 131,173,436

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Solution

The third proportional to 84,945,460 and 131,173,436 is: 202,559,033.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,945,460 : 131,173,436 = 131,173,436 : x
  2. Step 2: Convert to fraction form
    84,945,460/131,173,436 = 131,173,436/x
  3. Step 3: Cross multiply
    84,945,460x = 131,173,436 × 131,173,436
  4. Step 4: Simplify right side
    84,945,460x = 17,206,470,312,046,096
  5. Step 5: Solve for x
    x = 17,206,470,312,046,096/84,945,460
  6. Step 6: Final answer
    x = 202,559,033.90

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.