Home / 754,010,446.36-1,040,543,991.84-414,957,958.96

Finding the Fourth Proportional to 754,010,446.36, 1,040,543,991.84 and 414,957,958.96

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Solution

The fourth proportional to 754,010,446.36, 1,040,543,991.84 and 414,957,958.96 is: 572,647,253.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,010,446.36 : 1,040,543,991.84 = 414,957,958.96 : x
  2. Step 2: Convert to fraction form
    754,010,446.36/1,040,543,991.84 = 414,957,958.96/x
  3. Step 3: Cross multiply
    754,010,446.36x = 1,040,543,991.84 × 414,957,958.96
  4. Step 4: Simplify right side
    754,010,446.36x = 431,782,011,062,017,280
  5. Step 5: Solve for x
    x = 431,782,011,062,017,280/754,010,446.36
  6. Step 6: Final answer
    x = 572,647,253.29

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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.