Home / 274,433,361.12-411,562,639.44-90,158,063.04

Finding the Fourth Proportional to 274,433,361.12, 411,562,639.44 and 90,158,063.04

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Solution

The fourth proportional to 274,433,361.12, 411,562,639.44 and 90,158,063.04 is: 135,208,380.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,433,361.12 : 411,562,639.44 = 90,158,063.04 : x
  2. Step 2: Convert to fraction form
    274,433,361.12/411,562,639.44 = 90,158,063.04/x
  3. Step 3: Cross multiply
    274,433,361.12x = 411,562,639.44 × 90,158,063.04
  4. Step 4: Simplify right side
    274,433,361.12x = 37,105,690,391,540,312
  5. Step 5: Solve for x
    x = 37,105,690,391,540,312/274,433,361.12
  6. Step 6: Final answer
    x = 135,208,380.79

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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.