Home / 633,707,137.50-950,366,155.78-438,226,733.23

Finding the Fourth Proportional to 633,707,137.50, 950,366,155.78 and 438,226,733.23

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Solution

The fourth proportional to 633,707,137.50, 950,366,155.78 and 438,226,733.23 is: 657,205,562.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,707,137.50 : 950,366,155.78 = 438,226,733.23 : x
  2. Step 2: Convert to fraction form
    633,707,137.50/950,366,155.78 = 438,226,733.23/x
  3. Step 3: Cross multiply
    633,707,137.50x = 950,366,155.78 × 438,226,733.23
  4. Step 4: Simplify right side
    633,707,137.50x = 416,475,855,819,822,720
  5. Step 5: Solve for x
    x = 416,475,855,819,822,720/633,707,137.50
  6. Step 6: Final answer
    x = 657,205,562.59

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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.