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Finding the Third Proportional to 57,921,086 and 84,988,095

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Solution

The third proportional to 57,921,086 and 84,988,095 is: 124,703,744.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,921,086 : 84,988,095 = 84,988,095 : x
  2. Step 2: Convert to fraction form
    57,921,086/84,988,095 = 84,988,095/x
  3. Step 3: Cross multiply
    57,921,086x = 84,988,095 × 84,988,095
  4. Step 4: Simplify right side
    57,921,086x = 7,222,976,291,729,025
  5. Step 5: Solve for x
    x = 7,222,976,291,729,025/57,921,086
  6. Step 6: Final answer
    x = 124,703,744.19

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.