Home / 300,515,117.82-450,124,799.49-202,934,239.62

Finding the Fourth Proportional to 300,515,117.82, 450,124,799.49 and 202,934,239.62

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Solution

The fourth proportional to 300,515,117.82, 450,124,799.49 and 202,934,239.62 is: 303,963,855.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,515,117.82 : 450,124,799.49 = 202,934,239.62 : x
  2. Step 2: Convert to fraction form
    300,515,117.82/450,124,799.49 = 202,934,239.62/x
  3. Step 3: Cross multiply
    300,515,117.82x = 450,124,799.49 × 202,934,239.62
  4. Step 4: Simplify right side
    300,515,117.82x = 91,345,733,918,608,112
  5. Step 5: Solve for x
    x = 91,345,733,918,608,112/300,515,117.82
  6. Step 6: Final answer
    x = 303,963,855.73

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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.