Home / 2,746,872,000.40-4,120,308,000.60-2,639,733,494.80

Finding the Fourth Proportional to 2,746,872,000.40, 4,120,308,000.60 and 2,639,733,494.80

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Solution

The fourth proportional to 2,746,872,000.40, 4,120,308,000.60 and 2,639,733,494.80 is: 3,959,600,242.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746,872,000.40 : 4,120,308,000.60 = 2,639,733,494.80 : x
  2. Step 2: Convert to fraction form
    2,746,872,000.40/4,120,308,000.60 = 2,639,733,494.80/x
  3. Step 3: Cross multiply
    2,746,872,000.40x = 4,120,308,000.60 × 2,639,733,494.80
  4. Step 4: Simplify right side
    2,746,872,000.40x = 10,876,515,038,076,239,872
  5. Step 5: Solve for x
    x = 10,876,515,038,076,239,872/2,746,872,000.40
  6. Step 6: Final answer
    x = 3,959,600,242.20

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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.