Home / 20,405,814,000.60-30,608,721,000.90-16,919,029,599.60

Finding the Fourth Proportional to 20,405,814,000.60, 30,608,721,000.90 and 16,919,029,599.60

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Solution

The fourth proportional to 20,405,814,000.60, 30,608,721,000.90 and 16,919,029,599.60 is: 25,378,544,399.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,405,814,000.60 : 30,608,721,000.90 = 16,919,029,599.60 : x
  2. Step 2: Convert to fraction form
    20,405,814,000.60/30,608,721,000.90 = 16,919,029,599.60/x
  3. Step 3: Cross multiply
    20,405,814,000.60x = 30,608,721,000.90 × 16,919,029,599.60
  4. Step 4: Simplify right side
    20,405,814,000.60x = 517,869,856,620,125,290,496
  5. Step 5: Solve for x
    x = 517,869,856,620,125,290,496/20,405,814,000.60
  6. Step 6: Final answer
    x = 25,378,544,399.40

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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.