Home / 2,746,872,003.40-4,120,308,005.10-2,639,733,497.80

Finding the Fourth Proportional to 2,746,872,003.40, 4,120,308,005.10 and 2,639,733,497.80

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Solution

The fourth proportional to 2,746,872,003.40, 4,120,308,005.10 and 2,639,733,497.80 is: 3,959,600,246.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746,872,003.40 : 4,120,308,005.10 = 2,639,733,497.80 : x
  2. Step 2: Convert to fraction form
    2,746,872,003.40/4,120,308,005.10 = 2,639,733,497.80/x
  3. Step 3: Cross multiply
    2,746,872,003.40x = 4,120,308,005.10 × 2,639,733,497.80
  4. Step 4: Simplify right side
    2,746,872,003.40x = 10,876,515,062,315,964,416
  5. Step 5: Solve for x
    x = 10,876,515,062,315,964,416/2,746,872,003.40
  6. Step 6: Final answer
    x = 3,959,600,246.70

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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.