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Finding the Third Proportional to 74,592,368 and 156,915,268

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Solution

The third proportional to 74,592,368 and 156,915,268 is: 330,092,769.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,592,368 : 156,915,268 = 156,915,268 : x
  2. Step 2: Convert to fraction form
    74,592,368/156,915,268 = 156,915,268/x
  3. Step 3: Cross multiply
    74,592,368x = 156,915,268 × 156,915,268
  4. Step 4: Simplify right side
    74,592,368x = 24,622,401,331,511,824
  5. Step 5: Solve for x
    x = 24,622,401,331,511,824/74,592,368
  6. Step 6: Final answer
    x = 330,092,769.43

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.