Home / 1,524,859,999.64-2,105,141,776.49-1,067,273,819.69

Finding the Fourth Proportional to 1,524,859,999.64, 2,105,141,776.49 and 1,067,273,819.69

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Solution

The fourth proportional to 1,524,859,999.64, 2,105,141,776.49 and 1,067,273,819.69 is: 1,473,422,284.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524,859,999.64 : 2,105,141,776.49 = 1,067,273,819.69 : x
  2. Step 2: Convert to fraction form
    1,524,859,999.64/2,105,141,776.49 = 1,067,273,819.69/x
  3. Step 3: Cross multiply
    1,524,859,999.64x = 2,105,141,776.49 × 1,067,273,819.69
  4. Step 4: Simplify right side
    1,524,859,999.64x = 2,246,762,704,767,612,160
  5. Step 5: Solve for x
    x = 2,246,762,704,767,612,160/1,524,859,999.64
  6. Step 6: Final answer
    x = 1,473,422,284.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.