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Finding the Third Proportional to 307,740,992 and 479,257,952

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Solution

The third proportional to 307,740,992 and 479,257,952 is: 746,368,506.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,740,992 : 479,257,952 = 479,257,952 : x
  2. Step 2: Convert to fraction form
    307,740,992/479,257,952 = 479,257,952/x
  3. Step 3: Cross multiply
    307,740,992x = 479,257,952 × 479,257,952
  4. Step 4: Simplify right side
    307,740,992x = 229,688,184,555,234,304
  5. Step 5: Solve for x
    x = 229,688,184,555,234,304/307,740,992
  6. Step 6: Final answer
    x = 746,368,506.39

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.