Home / 132,987,261.20-199,312,930.20-64,682,877.20

Finding the Fourth Proportional to 132,987,261.20, 199,312,930.20 and 64,682,877.20

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Solution

The fourth proportional to 132,987,261.20, 199,312,930.20 and 64,682,877.20 is: 96,942,621.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,987,261.20 : 199,312,930.20 = 64,682,877.20 : x
  2. Step 2: Convert to fraction form
    132,987,261.20/199,312,930.20 = 64,682,877.20/x
  3. Step 3: Cross multiply
    132,987,261.20x = 199,312,930.20 × 64,682,877.20
  4. Step 4: Simplify right side
    132,987,261.20x = 12,892,133,788,498,772
  5. Step 5: Solve for x
    x = 12,892,133,788,498,772/132,987,261.20
  6. Step 6: Final answer
    x = 96,942,621.96

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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.