Home / 78,863,141.10-118,294,711.65-44,850,917.10

Finding the Fourth Proportional to 78,863,141.10, 118,294,711.65 and 44,850,917.10

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Solution

The fourth proportional to 78,863,141.10, 118,294,711.65 and 44,850,917.10 is: 67,276,375.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,863,141.10 : 118,294,711.65 = 44,850,917.10 : x
  2. Step 2: Convert to fraction form
    78,863,141.10/118,294,711.65 = 44,850,917.10/x
  3. Step 3: Cross multiply
    78,863,141.10x = 118,294,711.65 × 44,850,917.10
  4. Step 4: Simplify right side
    78,863,141.10x = 5,305,626,305,582,555
  5. Step 5: Solve for x
    x = 5,305,626,305,582,555/78,863,141.10
  6. Step 6: Final answer
    x = 67,276,375.65

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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.