Home / 787,968,000.20-1,181,952,000.30-296,680,320.20

Finding the Fourth Proportional to 787,968,000.20, 1,181,952,000.30 and 296,680,320.20

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Solution

The fourth proportional to 787,968,000.20, 1,181,952,000.30 and 296,680,320.20 is: 445,020,480.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,968,000.20 : 1,181,952,000.30 = 296,680,320.20 : x
  2. Step 2: Convert to fraction form
    787,968,000.20/1,181,952,000.30 = 296,680,320.20/x
  3. Step 3: Cross multiply
    787,968,000.20x = 1,181,952,000.30 × 296,680,320.20
  4. Step 4: Simplify right side
    787,968,000.20x = 350,661,897,910,034,496
  5. Step 5: Solve for x
    x = 350,661,897,910,034,496/787,968,000.20
  6. Step 6: Final answer
    x = 445,020,480.30

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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.