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Finding the Third Proportional to 30,479,992 and 65,208,596

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Solution

The third proportional to 30,479,992 and 65,208,596 is: 139,506,630.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,479,992 : 65,208,596 = 65,208,596 : x
  2. Step 2: Convert to fraction form
    30,479,992/65,208,596 = 65,208,596/x
  3. Step 3: Cross multiply
    30,479,992x = 65,208,596 × 65,208,596
  4. Step 4: Simplify right side
    30,479,992x = 4,252,160,992,291,216
  5. Step 5: Solve for x
    x = 4,252,160,992,291,216/30,479,992
  6. Step 6: Final answer
    x = 139,506,630.85

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.