Home / 6,929,654,406.45-10,394,368,019.90-2,207,912,181.71

Finding the Fourth Proportional to 6,929,654,406.45, 10,394,368,019.90 and 2,207,912,181.71

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Solution

The fourth proportional to 6,929,654,406.45, 10,394,368,019.90 and 2,207,912,181.71 is: 3,311,832,080.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,929,654,406.45 : 10,394,368,019.90 = 2,207,912,181.71 : x
  2. Step 2: Convert to fraction form
    6,929,654,406.45/10,394,368,019.90 = 2,207,912,181.71/x
  3. Step 3: Cross multiply
    6,929,654,406.45x = 10,394,368,019.90 × 2,207,912,181.71
  4. Step 4: Simplify right side
    6,929,654,406.45x = 22,949,851,772,324,712,448
  5. Step 5: Solve for x
    x = 22,949,851,772,324,712,448/6,929,654,406.45
  6. Step 6: Final answer
    x = 3,311,832,080.82

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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.