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Finding the Third Proportional to 89,259,888 and 137,929,282

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Solution

The third proportional to 89,259,888 and 137,929,282 is: 213,135,903.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,259,888 : 137,929,282 = 137,929,282 : x
  2. Step 2: Convert to fraction form
    89,259,888/137,929,282 = 137,929,282/x
  3. Step 3: Cross multiply
    89,259,888x = 137,929,282 × 137,929,282
  4. Step 4: Simplify right side
    89,259,888x = 19,024,486,833,035,524
  5. Step 5: Solve for x
    x = 19,024,486,833,035,524/89,259,888
  6. Step 6: Final answer
    x = 213,135,903.03

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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.