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Finding the Third Proportional to 115,046,444 and 155,485,791

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Solution

The third proportional to 115,046,444 and 155,485,791 is: 210,139,751.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,046,444 : 155,485,791 = 155,485,791 : x
  2. Step 2: Convert to fraction form
    115,046,444/155,485,791 = 155,485,791/x
  3. Step 3: Cross multiply
    115,046,444x = 155,485,791 × 155,485,791
  4. Step 4: Simplify right side
    115,046,444x = 24,175,831,202,895,680
  5. Step 5: Solve for x
    x = 24,175,831,202,895,680/115,046,444
  6. Step 6: Final answer
    x = 210,139,751.93

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.