Home / 1,206,747,752.52-1,809,144,809.78-377,274,432.14

Finding the Fourth Proportional to 1,206,747,752.52, 1,809,144,809.78 and 377,274,432.14

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Solution

The fourth proportional to 1,206,747,752.52, 1,809,144,809.78 and 377,274,432.14 is: 565,606,258.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,747,752.52 : 1,809,144,809.78 = 377,274,432.14 : x
  2. Step 2: Convert to fraction form
    1,206,747,752.52/1,809,144,809.78 = 377,274,432.14/x
  3. Step 3: Cross multiply
    1,206,747,752.52x = 1,809,144,809.78 × 377,274,432.14
  4. Step 4: Simplify right side
    1,206,747,752.52x = 682,544,080,762,368,640
  5. Step 5: Solve for x
    x = 682,544,080,762,368,640/1,206,747,752.52
  6. Step 6: Final answer
    x = 565,606,258.09

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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.