Home / 2,509,479,266.67-3,763,420,288.83-828,451,757.43

Finding the Fourth Proportional to 2,509,479,266.67, 3,763,420,288.83 and 828,451,757.43

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Solution

The fourth proportional to 2,509,479,266.67, 3,763,420,288.83 and 828,451,757.43 is: 1,242,413,991.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,509,479,266.67 : 3,763,420,288.83 = 828,451,757.43 : x
  2. Step 2: Convert to fraction form
    2,509,479,266.67/3,763,420,288.83 = 828,451,757.43/x
  3. Step 3: Cross multiply
    2,509,479,266.67x = 3,763,420,288.83 × 828,451,757.43
  4. Step 4: Simplify right side
    2,509,479,266.67x = 3,117,812,152,228,931,584
  5. Step 5: Solve for x
    x = 3,117,812,152,228,931,584/2,509,479,266.67
  6. Step 6: Final answer
    x = 1,242,413,991.48

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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.