Home / 425,143,657.10-636,707,716.05-425,143,657.10

Finding the Fourth Proportional to 425,143,657.10, 636,707,716.05 and 425,143,657.10

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Solution

The fourth proportional to 425,143,657.10, 636,707,716.05 and 425,143,657.10 is: 636,707,716.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,143,657.10 : 636,707,716.05 = 425,143,657.10 : x
  2. Step 2: Convert to fraction form
    425,143,657.10/636,707,716.05 = 425,143,657.10/x
  3. Step 3: Cross multiply
    425,143,657.10x = 636,707,716.05 × 425,143,657.10
  4. Step 4: Simplify right side
    425,143,657.10x = 270,692,246,905,285,376
  5. Step 5: Solve for x
    x = 270,692,246,905,285,376/425,143,657.10
  6. Step 6: Final answer
    x = 636,707,716.05

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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.