Home / 132,987,461.20-199,313,230.20-64,683,077.20

Finding the Fourth Proportional to 132,987,461.20, 199,313,230.20 and 64,683,077.20

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Solution

The fourth proportional to 132,987,461.20, 199,313,230.20 and 64,683,077.20 is: 96,942,921.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,987,461.20 : 199,313,230.20 = 64,683,077.20 : x
  2. Step 2: Convert to fraction form
    132,987,461.20/199,313,230.20 = 64,683,077.20/x
  3. Step 3: Cross multiply
    132,987,461.20x = 199,313,230.20 × 64,683,077.20
  4. Step 4: Simplify right side
    132,987,461.20x = 12,892,193,056,007,972
  5. Step 5: Solve for x
    x = 12,892,193,056,007,972/132,987,461.20
  6. Step 6: Final answer
    x = 96,942,921.83

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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.