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Finding the Third Proportional to 102,087,986 and 156,916,603

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Solution

The third proportional to 102,087,986 and 156,916,603 is: 241,192,144.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,087,986 : 156,916,603 = 156,916,603 : x
  2. Step 2: Convert to fraction form
    102,087,986/156,916,603 = 156,916,603/x
  3. Step 3: Cross multiply
    102,087,986x = 156,916,603 × 156,916,603
  4. Step 4: Simplify right side
    102,087,986x = 24,622,820,297,059,608
  5. Step 5: Solve for x
    x = 24,622,820,297,059,608/102,087,986
  6. Step 6: Final answer
    x = 241,192,144.76

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.