Home / 297,217,077.40-445,825,616.10-180,990,930.70

Finding the Fourth Proportional to 297,217,077.40, 445,825,616.10 and 180,990,930.70

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Solution

The fourth proportional to 297,217,077.40, 445,825,616.10 and 180,990,930.70 is: 271,486,396.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,217,077.40 : 445,825,616.10 = 180,990,930.70 : x
  2. Step 2: Convert to fraction form
    297,217,077.40/445,825,616.10 = 180,990,930.70/x
  3. Step 3: Cross multiply
    297,217,077.40x = 445,825,616.10 × 180,990,930.70
  4. Step 4: Simplify right side
    297,217,077.40x = 80,690,393,187,839,904
  5. Step 5: Solve for x
    x = 80,690,393,187,839,904/297,217,077.40
  6. Step 6: Final answer
    x = 271,486,396.05

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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.