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Finding the Third Proportional to 91,344,442 and 131,976,945

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Solution

The third proportional to 91,344,442 and 131,976,945 is: 190,683,895.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,344,442 : 131,976,945 = 131,976,945 : x
  2. Step 2: Convert to fraction form
    91,344,442/131,976,945 = 131,976,945/x
  3. Step 3: Cross multiply
    91,344,442x = 131,976,945 × 131,976,945
  4. Step 4: Simplify right side
    91,344,442x = 17,417,914,011,533,024
  5. Step 5: Solve for x
    x = 17,417,914,011,533,024/91,344,442
  6. Step 6: Final answer
    x = 190,683,895.27

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.