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Finding the Third Proportional to 58,169,149 and 90,193,269

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Solution

The third proportional to 58,169,149 and 90,193,269 is: 139,847,770.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,169,149 : 90,193,269 = 90,193,269 : x
  2. Step 2: Convert to fraction form
    58,169,149/90,193,269 = 90,193,269/x
  3. Step 3: Cross multiply
    58,169,149x = 90,193,269 × 90,193,269
  4. Step 4: Simplify right side
    58,169,149x = 8,134,825,772,906,361
  5. Step 5: Solve for x
    x = 8,134,825,772,906,361/58,169,149
  6. Step 6: Final answer
    x = 139,847,770.04

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.