Home / 1,573,589,205.45-2,171,541,860.35-859,124,736.45

Finding the Fourth Proportional to 1,573,589,205.45, 2,171,541,860.35 and 859,124,736.45

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Solution

The fourth proportional to 1,573,589,205.45, 2,171,541,860.35 and 859,124,736.45 is: 1,185,585,997.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573,589,205.45 : 2,171,541,860.35 = 859,124,736.45 : x
  2. Step 2: Convert to fraction form
    1,573,589,205.45/2,171,541,860.35 = 859,124,736.45/x
  3. Step 3: Cross multiply
    1,573,589,205.45x = 2,171,541,860.35 × 859,124,736.45
  4. Step 4: Simplify right side
    1,573,589,205.45x = 1,865,625,328,463,336,448
  5. Step 5: Solve for x
    x = 1,865,625,328,463,336,448/1,573,589,205.45
  6. Step 6: Final answer
    x = 1,185,585,997.92

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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.