Home / 2,746,872,209.40-4,120,308,314.10-2,639,733,703.80

Finding the Fourth Proportional to 2,746,872,209.40, 4,120,308,314.10 and 2,639,733,703.80

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Solution

The fourth proportional to 2,746,872,209.40, 4,120,308,314.10 and 2,639,733,703.80 is: 3,959,600,555.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746,872,209.40 : 4,120,308,314.10 = 2,639,733,703.80 : x
  2. Step 2: Convert to fraction form
    2,746,872,209.40/4,120,308,314.10 = 2,639,733,703.80/x
  3. Step 3: Cross multiply
    2,746,872,209.40x = 4,120,308,314.10 × 2,639,733,703.80
  4. Step 4: Simplify right side
    2,746,872,209.40x = 10,876,516,726,777,126,912
  5. Step 5: Solve for x
    x = 10,876,516,726,777,126,912/2,746,872,209.40
  6. Step 6: Final answer
    x = 3,959,600,555.70

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Double scale
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1.5x scale

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.