Home / 2,768,256,001.80-4,152,384,002.70-2,645,811,995.40

Finding the Fourth Proportional to 2,768,256,001.80, 4,152,384,002.70 and 2,645,811,995.40

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Solution

The fourth proportional to 2,768,256,001.80, 4,152,384,002.70 and 2,645,811,995.40 is: 3,968,717,993.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768,256,001.80 : 4,152,384,002.70 = 2,645,811,995.40 : x
  2. Step 2: Convert to fraction form
    2,768,256,001.80/4,152,384,002.70 = 2,645,811,995.40/x
  3. Step 3: Cross multiply
    2,768,256,001.80x = 4,152,384,002.70 × 2,645,811,995.40
  4. Step 4: Simplify right side
    2,768,256,001.80x = 10,986,427,403,850,725,376
  5. Step 5: Solve for x
    x = 10,986,427,403,850,725,376/2,768,256,001.80
  6. Step 6: Final answer
    x = 3,968,717,993.10

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Double scale
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Similar ratio
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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.