Home / 156,986,179.40-235,489,766.70-53,353,872.20

Finding the Fourth Proportional to 156,986,179.40, 235,489,766.70 and 53,353,872.20

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Solution

The fourth proportional to 156,986,179.40, 235,489,766.70 and 53,353,872.20 is: 80,034,376.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,986,179.40 : 235,489,766.70 = 53,353,872.20 : x
  2. Step 2: Convert to fraction form
    156,986,179.40/235,489,766.70 = 53,353,872.20/x
  3. Step 3: Cross multiply
    156,986,179.40x = 235,489,766.70 × 53,353,872.20
  4. Step 4: Simplify right side
    156,986,179.40x = 12,564,290,916,919,616
  5. Step 5: Solve for x
    x = 12,564,290,916,919,616/156,986,179.40
  6. Step 6: Final answer
    x = 80,034,376.05

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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.