Home / 118,339,837.31-177,509,756.68-32,078,243.72

Finding the Fourth Proportional to 118,339,837.31, 177,509,756.68 and 32,078,243.72

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Solution

The fourth proportional to 118,339,837.31, 177,509,756.68 and 32,078,243.72 is: 48,117,365.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,339,837.31 : 177,509,756.68 = 32,078,243.72 : x
  2. Step 2: Convert to fraction form
    118,339,837.31/177,509,756.68 = 32,078,243.72/x
  3. Step 3: Cross multiply
    118,339,837.31x = 177,509,756.68 × 32,078,243.72
  4. Step 4: Simplify right side
    118,339,837.31x = 5,694,201,237,822,517
  5. Step 5: Solve for x
    x = 5,694,201,237,822,517/118,339,837.31
  6. Step 6: Final answer
    x = 48,117,365.78

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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.