Home / 19,361,189,540.20-29,041,784,310.30-18,931,207,844.20

Finding the Fourth Proportional to 19,361,189,540.20, 29,041,784,310.30 and 18,931,207,844.20

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Solution

The fourth proportional to 19,361,189,540.20, 29,041,784,310.30 and 18,931,207,844.20 is: 28,396,811,766.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,361,189,540.20 : 29,041,784,310.30 = 18,931,207,844.20 : x
  2. Step 2: Convert to fraction form
    19,361,189,540.20/29,041,784,310.30 = 18,931,207,844.20/x
  3. Step 3: Cross multiply
    19,361,189,540.20x = 29,041,784,310.30 × 18,931,207,844.20
  4. Step 4: Simplify right side
    19,361,189,540.20x = 549,796,054,944,715,833,344
  5. Step 5: Solve for x
    x = 549,796,054,944,715,833,344/19,361,189,540.20
  6. Step 6: Final answer
    x = 28,396,811,766.30

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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.