Home / 12,891,649,793.60-19,337,474,690.40-3,575,379,713.60

Finding the Fourth Proportional to 12,891,649,793.60, 19,337,474,690.40 and 3,575,379,713.60

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Solution

The fourth proportional to 12,891,649,793.60, 19,337,474,690.40 and 3,575,379,713.60 is: 5,363,069,570.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,891,649,793.60 : 19,337,474,690.40 = 3,575,379,713.60 : x
  2. Step 2: Convert to fraction form
    12,891,649,793.60/19,337,474,690.40 = 3,575,379,713.60/x
  3. Step 3: Cross multiply
    12,891,649,793.60x = 19,337,474,690.40 × 3,575,379,713.60
  4. Step 4: Simplify right side
    12,891,649,793.60x = 69,138,814,720,309,600,256
  5. Step 5: Solve for x
    x = 69,138,814,720,309,600,256/12,891,649,793.60
  6. Step 6: Final answer
    x = 5,363,069,570.40

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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.