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Finding the Third Proportional to 115,046,448 and 155,485,797

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Solution

The third proportional to 115,046,448 and 155,485,797 is: 210,139,760.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,046,448 : 155,485,797 = 155,485,797 : x
  2. Step 2: Convert to fraction form
    115,046,448/155,485,797 = 155,485,797/x
  3. Step 3: Cross multiply
    115,046,448x = 155,485,797 × 155,485,797
  4. Step 4: Simplify right side
    115,046,448x = 24,175,833,068,725,208
  5. Step 5: Solve for x
    x = 24,175,833,068,725,208/115,046,448
  6. Step 6: Final answer
    x = 210,139,760.84

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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.