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Finding the Third Proportional to 43,072,753 and 65,121,973

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Solution

The third proportional to 43,072,753 and 65,121,973 is: 98,458,330.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,072,753 : 65,121,973 = 65,121,973 : x
  2. Step 2: Convert to fraction form
    43,072,753/65,121,973 = 65,121,973/x
  3. Step 3: Cross multiply
    43,072,753x = 65,121,973 × 65,121,973
  4. Step 4: Simplify right side
    43,072,753x = 4,240,871,367,412,729
  5. Step 5: Solve for x
    x = 4,240,871,367,412,729/43,072,753
  6. Step 6: Final answer
    x = 98,458,330.89

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.