Home / 5,288,253,455.04-7,297,789,434.48-2,909,340,357.78

Finding the Fourth Proportional to 5,288,253,455.04, 7,297,789,434.48 and 2,909,340,357.78

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Solution

The fourth proportional to 5,288,253,455.04, 7,297,789,434.48 and 2,909,340,357.78 is: 4,014,889,510.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,288,253,455.04 : 7,297,789,434.48 = 2,909,340,357.78 : x
  2. Step 2: Convert to fraction form
    5,288,253,455.04/7,297,789,434.48 = 2,909,340,357.78/x
  3. Step 3: Cross multiply
    5,288,253,455.04x = 7,297,789,434.48 × 2,909,340,357.78
  4. Step 4: Simplify right side
    5,288,253,455.04x = 21,231,753,324,313,145,344
  5. Step 5: Solve for x
    x = 21,231,753,324,313,145,344/5,288,253,455.04
  6. Step 6: Final answer
    x = 4,014,889,510.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.