Home / 156,986,226.40-235,489,837.20-53,353,919.20

Finding the Fourth Proportional to 156,986,226.40, 235,489,837.20 and 53,353,919.20

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Solution

The fourth proportional to 156,986,226.40, 235,489,837.20 and 53,353,919.20 is: 80,034,446.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,986,226.40 : 235,489,837.20 = 53,353,919.20 : x
  2. Step 2: Convert to fraction form
    156,986,226.40/235,489,837.20 = 53,353,919.20/x
  3. Step 3: Cross multiply
    156,986,226.40x = 235,489,837.20 × 53,353,919.20
  4. Step 4: Simplify right side
    156,986,226.40x = 12,564,305,746,389,954
  5. Step 5: Solve for x
    x = 12,564,305,746,389,954/156,986,226.40
  6. Step 6: Final answer
    x = 80,034,446.55

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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.