Home / 132,863,913.20-199,295,869.80-41,987,502.20

Finding the Fourth Proportional to 132,863,913.20, 199,295,869.80 and 41,987,502.20

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Solution

The fourth proportional to 132,863,913.20, 199,295,869.80 and 41,987,502.20 is: 62,981,253.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,863,913.20 : 199,295,869.80 = 41,987,502.20 : x
  2. Step 2: Convert to fraction form
    132,863,913.20/199,295,869.80 = 41,987,502.20/x
  3. Step 3: Cross multiply
    132,863,913.20x = 199,295,869.80 × 41,987,502.20
  4. Step 4: Simplify right side
    132,863,913.20x = 8,367,935,771,678,415
  5. Step 5: Solve for x
    x = 8,367,935,771,678,415/132,863,913.20
  6. Step 6: Final answer
    x = 62,981,253.30

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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.