Home / 205,775,124.52-283,962,067.90-111,687,251.36

Finding the Fourth Proportional to 205,775,124.52, 283,962,067.90 and 111,687,251.36

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Solution

The fourth proportional to 205,775,124.52, 283,962,067.90 and 111,687,251.36 is: 154,124,279.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,775,124.52 : 283,962,067.90 = 111,687,251.36 : x
  2. Step 2: Convert to fraction form
    205,775,124.52/283,962,067.90 = 111,687,251.36/x
  3. Step 3: Cross multiply
    205,775,124.52x = 283,962,067.90 × 111,687,251.36
  4. Step 4: Simplify right side
    205,775,124.52x = 31,714,942,854,252,684
  5. Step 5: Solve for x
    x = 31,714,942,854,252,684/205,775,124.52
  6. Step 6: Final answer
    x = 154,124,279.74

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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.