Home / 10,947,121,293.75-15,107,613,957.21-6,124,198,569.86

Finding the Fourth Proportional to 10,947,121,293.75, 15,107,613,957.21 and 6,124,198,569.86

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Solution

The fourth proportional to 10,947,121,293.75, 15,107,613,957.21 and 6,124,198,569.86 is: 8,451,722,174.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,947,121,293.75 : 15,107,613,957.21 = 6,124,198,569.86 : x
  2. Step 2: Convert to fraction form
    10,947,121,293.75/15,107,613,957.21 = 6,124,198,569.86/x
  3. Step 3: Cross multiply
    10,947,121,293.75x = 15,107,613,957.21 × 6,124,198,569.86
  4. Step 4: Simplify right side
    10,947,121,293.75x = 92,522,027,790,742,454,272
  5. Step 5: Solve for x
    x = 92,522,027,790,742,454,272/10,947,121,293.75
  6. Step 6: Final answer
    x = 8,451,722,174.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.