Home / 278,017,900.22-414,570,530.62-275,522,535.56

Finding the Fourth Proportional to 278,017,900.22, 414,570,530.62 and 275,522,535.56

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Solution

The fourth proportional to 278,017,900.22, 414,570,530.62 and 275,522,535.56 is: 410,849,530.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,017,900.22 : 414,570,530.62 = 275,522,535.56 : x
  2. Step 2: Convert to fraction form
    278,017,900.22/414,570,530.62 = 275,522,535.56/x
  3. Step 3: Cross multiply
    278,017,900.22x = 414,570,530.62 × 275,522,535.56
  4. Step 4: Simplify right side
    278,017,900.22x = 114,223,523,764,877,024
  5. Step 5: Solve for x
    x = 114,223,523,764,877,024/278,017,900.22
  6. Step 6: Final answer
    x = 410,849,530.46

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.