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Finding the Third Proportional to 30,134,983.50 and 65,407,230

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Solution

The third proportional to 30,134,983.50 and 65,407,230 is: 141,964,761.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,134,983.50 : 65,407,230 = 65,407,230 : x
  2. Step 2: Convert to fraction form
    30,134,983.50/65,407,230 = 65,407,230/x
  3. Step 3: Cross multiply
    30,134,983.50x = 65,407,230 × 65,407,230
  4. Step 4: Simplify right side
    30,134,983.50x = 4,278,105,736,272,900
  5. Step 5: Solve for x
    x = 4,278,105,736,272,900/30,134,983.50
  6. Step 6: Final answer
    x = 141,964,761.20

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.