Home / 105,526,105.76-158,289,222.36-28,843,366.88

Finding the Fourth Proportional to 105,526,105.76, 158,289,222.36 and 28,843,366.88

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Solution

The fourth proportional to 105,526,105.76, 158,289,222.36 and 28,843,366.88 is: 43,265,067.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,526,105.76 : 158,289,222.36 = 28,843,366.88 : x
  2. Step 2: Convert to fraction form
    105,526,105.76/158,289,222.36 = 28,843,366.88/x
  3. Step 3: Cross multiply
    105,526,105.76x = 158,289,222.36 × 28,843,366.88
  4. Step 4: Simplify right side
    105,526,105.76x = 4,565,594,113,679,380
  5. Step 5: Solve for x
    x = 4,565,594,113,679,380/105,526,105.76
  6. Step 6: Final answer
    x = 43,265,067.74

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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.