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Finding the Third Proportional to 72,521,001 and 112,457,844

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Solution

The third proportional to 72,521,001 and 112,457,844 is: 174,387,646.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,521,001 : 112,457,844 = 112,457,844 : x
  2. Step 2: Convert to fraction form
    72,521,001/112,457,844 = 112,457,844/x
  3. Step 3: Cross multiply
    72,521,001x = 112,457,844 × 112,457,844
  4. Step 4: Simplify right side
    72,521,001x = 12,646,766,677,128,336
  5. Step 5: Solve for x
    x = 12,646,766,677,128,336/72,521,001
  6. Step 6: Final answer
    x = 174,387,646.37

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.