Home / 118,422,977.40-177,674,794.38-63,840,837.42

Finding the Fourth Proportional to 118,422,977.40, 177,674,794.38 and 63,840,837.42

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Solution

The fourth proportional to 118,422,977.40, 177,674,794.38 and 63,840,837.42 is: 95,782,996.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,422,977.40 : 177,674,794.38 = 63,840,837.42 : x
  2. Step 2: Convert to fraction form
    118,422,977.40/177,674,794.38 = 63,840,837.42/x
  3. Step 3: Cross multiply
    118,422,977.40x = 177,674,794.38 × 63,840,837.42
  4. Step 4: Simplify right side
    118,422,977.40x = 11,342,907,661,645,510
  5. Step 5: Solve for x
    x = 11,342,907,661,645,510/118,422,977.40
  6. Step 6: Final answer
    x = 95,782,996.77

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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.