Home / 882,252,145.70-1,323,378,218.55-268,835,387.30

Finding the Fourth Proportional to 882,252,145.70, 1,323,378,218.55 and 268,835,387.30

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Solution

The fourth proportional to 882,252,145.70, 1,323,378,218.55 and 268,835,387.30 is: 403,253,080.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,252,145.70 : 1,323,378,218.55 = 268,835,387.30 : x
  2. Step 2: Convert to fraction form
    882,252,145.70/1,323,378,218.55 = 268,835,387.30/x
  3. Step 3: Cross multiply
    882,252,145.70x = 1,323,378,218.55 × 268,835,387.30
  4. Step 4: Simplify right side
    882,252,145.70x = 355,770,895,928,273,280
  5. Step 5: Solve for x
    x = 355,770,895,928,273,280/882,252,145.70
  6. Step 6: Final answer
    x = 403,253,080.95

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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.