Home / 274,844,813.45-412,263,621.87-67,585,013.18

Finding the Fourth Proportional to 274,844,813.45, 412,263,621.87 and 67,585,013.18

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Solution

The fourth proportional to 274,844,813.45, 412,263,621.87 and 67,585,013.18 is: 101,376,634.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,844,813.45 : 412,263,621.87 = 67,585,013.18 : x
  2. Step 2: Convert to fraction form
    274,844,813.45/412,263,621.87 = 67,585,013.18/x
  3. Step 3: Cross multiply
    274,844,813.45x = 412,263,621.87 × 67,585,013.18
  4. Step 4: Simplify right side
    274,844,813.45x = 27,862,842,317,139,624
  5. Step 5: Solve for x
    x = 27,862,842,317,139,624/274,844,813.45
  6. Step 6: Final answer
    x = 101,376,634.94

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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.