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Finding the Third Proportional to 35,149,000 and 72,010,421

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Solution

The third proportional to 35,149,000 and 72,010,421 is: 147,529,111.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,149,000 : 72,010,421 = 72,010,421 : x
  2. Step 2: Convert to fraction form
    35,149,000/72,010,421 = 72,010,421/x
  3. Step 3: Cross multiply
    35,149,000x = 72,010,421 × 72,010,421
  4. Step 4: Simplify right side
    35,149,000x = 5,185,500,732,597,241
  5. Step 5: Solve for x
    x = 5,185,500,732,597,241/35,149,000
  6. Step 6: Final answer
    x = 147,529,111.29

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.