Home / 278,017,894.82-414,570,522.60-275,522,530.22

Finding the Fourth Proportional to 278,017,894.82, 414,570,522.60 and 275,522,530.22

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Solution

The fourth proportional to 278,017,894.82, 414,570,522.60 and 275,522,530.22 is: 410,849,522.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,017,894.82 : 414,570,522.60 = 275,522,530.22 : x
  2. Step 2: Convert to fraction form
    278,017,894.82/414,570,522.60 = 275,522,530.22/x
  3. Step 3: Cross multiply
    278,017,894.82x = 414,570,522.60 × 275,522,530.22
  4. Step 4: Simplify right side
    278,017,894.82x = 114,223,519,339,306,832
  5. Step 5: Solve for x
    x = 114,223,519,339,306,832/278,017,894.82
  6. Step 6: Final answer
    x = 410,849,522.53

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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.