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Finding the Third Proportional to 57,115,260 and 87,012,058

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Solution

The third proportional to 57,115,260 and 87,012,058 is: 132,558,238.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,115,260 : 87,012,058 = 87,012,058 : x
  2. Step 2: Convert to fraction form
    57,115,260/87,012,058 = 87,012,058/x
  3. Step 3: Cross multiply
    57,115,260x = 87,012,058 × 87,012,058
  4. Step 4: Simplify right side
    57,115,260x = 7,571,098,237,395,364
  5. Step 5: Solve for x
    x = 7,571,098,237,395,364/57,115,260
  6. Step 6: Final answer
    x = 132,558,238.16

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.