Home / 6,929,654,407.65-10,394,368,021.69-2,207,912,182.91

Finding the Fourth Proportional to 6,929,654,407.65, 10,394,368,021.69 and 2,207,912,182.91

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Solution

The fourth proportional to 6,929,654,407.65, 10,394,368,021.69 and 2,207,912,182.91 is: 3,311,832,082.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,929,654,407.65 : 10,394,368,021.69 = 2,207,912,182.91 : x
  2. Step 2: Convert to fraction form
    6,929,654,407.65/10,394,368,021.69 = 2,207,912,182.91/x
  3. Step 3: Cross multiply
    6,929,654,407.65x = 10,394,368,021.69 × 2,207,912,182.91
  4. Step 4: Simplify right side
    6,929,654,407.65x = 22,949,851,788,750,376,960
  5. Step 5: Solve for x
    x = 22,949,851,788,750,376,960/6,929,654,407.65
  6. Step 6: Final answer
    x = 3,311,832,082.62

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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.