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Finding the Third Proportional to 30,768,036 and 65,654,280

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Solution

The third proportional to 30,768,036 and 65,654,280 is: 140,096,185.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,768,036 : 65,654,280 = 65,654,280 : x
  2. Step 2: Convert to fraction form
    30,768,036/65,654,280 = 65,654,280/x
  3. Step 3: Cross multiply
    30,768,036x = 65,654,280 × 65,654,280
  4. Step 4: Simplify right side
    30,768,036x = 4,310,484,482,318,400
  5. Step 5: Solve for x
    x = 4,310,484,482,318,400/30,768,036
  6. Step 6: Final answer
    x = 140,096,185.61

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.