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Finding the Third Proportional to 42,173,896 and 92,081,104

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Solution

The third proportional to 42,173,896 and 92,081,104 is: 201,046,868.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,173,896 : 92,081,104 = 92,081,104 : x
  2. Step 2: Convert to fraction form
    42,173,896/92,081,104 = 92,081,104/x
  3. Step 3: Cross multiply
    42,173,896x = 92,081,104 × 92,081,104
  4. Step 4: Simplify right side
    42,173,896x = 8,478,929,713,858,816
  5. Step 5: Solve for x
    x = 8,478,929,713,858,816/42,173,896
  6. Step 6: Final answer
    x = 201,046,868.28

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.