Home / 354,586,005.20-532,086,269.24-256,120,616.72

Finding the Fourth Proportional to 354,586,005.20, 532,086,269.24 and 256,120,616.72

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Solution

The fourth proportional to 354,586,005.20, 532,086,269.24 and 256,120,616.72 is: 384,330,631.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,586,005.20 : 532,086,269.24 = 256,120,616.72 : x
  2. Step 2: Convert to fraction form
    354,586,005.20/532,086,269.24 = 256,120,616.72/x
  3. Step 3: Cross multiply
    354,586,005.20x = 532,086,269.24 × 256,120,616.72
  4. Step 4: Simplify right side
    354,586,005.20x = 136,278,263,425,992,768
  5. Step 5: Solve for x
    x = 136,278,263,425,992,768/354,586,005.20
  6. Step 6: Final answer
    x = 384,330,631.86

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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.