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Finding the Third Proportional to 89,368,886 and 136,652,619

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Solution

The third proportional to 89,368,886 and 136,652,619 is: 208,953,463.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,368,886 : 136,652,619 = 136,652,619 : x
  2. Step 2: Convert to fraction form
    89,368,886/136,652,619 = 136,652,619/x
  3. Step 3: Cross multiply
    89,368,886x = 136,652,619 × 136,652,619
  4. Step 4: Simplify right side
    89,368,886x = 18,673,938,279,559,160
  5. Step 5: Solve for x
    x = 18,673,938,279,559,160/89,368,886
  6. Step 6: Final answer
    x = 208,953,463.73

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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.