Home / 65,703,389,940.20-98,554,007,910.90-20,934,278,475.96

Finding the Fourth Proportional to 65,703,389,940.20, 98,554,007,910.90 and 20,934,278,475.96

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Solution

The fourth proportional to 65,703,389,940.20, 98,554,007,910.90 and 20,934,278,475.96 is: 31,401,074,562.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,703,389,940.20 : 98,554,007,910.90 = 20,934,278,475.96 : x
  2. Step 2: Convert to fraction form
    65,703,389,940.20/98,554,007,910.90 = 20,934,278,475.96/x
  3. Step 3: Cross multiply
    65,703,389,940.20x = 98,554,007,910.90 × 20,934,278,475.96
  4. Step 4: Simplify right side
    65,703,389,940.20x = 2,063,157,046,528,745,144,320
  5. Step 5: Solve for x
    x = 2,063,157,046,528,745,144,320/65,703,389,940.20
  6. Step 6: Final answer
    x = 31,401,074,562.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.