Home / 10,782,689,475.24-16,175,772,198.09-3,321,268,792.11

Finding the Fourth Proportional to 10,782,689,475.24, 16,175,772,198.09 and 3,321,268,792.11

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Solution

The fourth proportional to 10,782,689,475.24, 16,175,772,198.09 and 3,321,268,792.11 is: 4,982,438,519.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,782,689,475.24 : 16,175,772,198.09 = 3,321,268,792.11 : x
  2. Step 2: Convert to fraction form
    10,782,689,475.24/16,175,772,198.09 = 3,321,268,792.11/x
  3. Step 3: Cross multiply
    10,782,689,475.24x = 16,175,772,198.09 × 3,321,268,792.11
  4. Step 4: Simplify right side
    10,782,689,475.24x = 53,724,087,389,796,892,672
  5. Step 5: Solve for x
    x = 53,724,087,389,796,892,672/10,782,689,475.24
  6. Step 6: Final answer
    x = 4,982,438,519.92

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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.