Home / 89,367,067.60-134,050,606.80-28,782,793.60

Finding the Fourth Proportional to 89,367,067.60, 134,050,606.80 and 28,782,793.60

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Solution

The fourth proportional to 89,367,067.60, 134,050,606.80 and 28,782,793.60 is: 43,174,192.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,367,067.60 : 134,050,606.80 = 28,782,793.60 : x
  2. Step 2: Convert to fraction form
    89,367,067.60/134,050,606.80 = 28,782,793.60/x
  3. Step 3: Cross multiply
    89,367,067.60x = 134,050,606.80 × 28,782,793.60
  4. Step 4: Simplify right side
    89,367,067.60x = 3,858,350,947,479,156.50
  5. Step 5: Solve for x
    x = 3,858,350,947,479,156.50/89,367,067.60
  6. Step 6: Final answer
    x = 43,174,192.14

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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.