Home / 77,149,833.60-115,682,702.40-23,290,147.20

Finding the Fourth Proportional to 77,149,833.60, 115,682,702.40 and 23,290,147.20

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Solution

The fourth proportional to 77,149,833.60, 115,682,702.40 and 23,290,147.20 is: 34,922,527.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,149,833.60 : 115,682,702.40 = 23,290,147.20 : x
  2. Step 2: Convert to fraction form
    77,149,833.60/115,682,702.40 = 23,290,147.20/x
  3. Step 3: Cross multiply
    77,149,833.60x = 115,682,702.40 × 23,290,147.20
  4. Step 4: Simplify right side
    77,149,833.60x = 2,694,267,167,389,793.50
  5. Step 5: Solve for x
    x = 2,694,267,167,389,793.50/77,149,833.60
  6. Step 6: Final answer
    x = 34,922,527.27

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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.