Home / 464,597,672.20-696,896,508.30-425,855,623.30

Finding the Fourth Proportional to 464,597,672.20, 696,896,508.30 and 425,855,623.30

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Solution

The fourth proportional to 464,597,672.20, 696,896,508.30 and 425,855,623.30 is: 638,783,434.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,597,672.20 : 696,896,508.30 = 425,855,623.30 : x
  2. Step 2: Convert to fraction form
    464,597,672.20/696,896,508.30 = 425,855,623.30/x
  3. Step 3: Cross multiply
    464,597,672.20x = 696,896,508.30 × 425,855,623.30
  4. Step 4: Simplify right side
    464,597,672.20x = 296,777,296,917,690,112
  5. Step 5: Solve for x
    x = 296,777,296,917,690,112/464,597,672.20
  6. Step 6: Final answer
    x = 638,783,434.95

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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.