Home / 150,009,490.69-225,413,619.19

Finding the Third Proportional to 150,009,490.69 and 225,413,619.19

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Solution

The third proportional to 150,009,490.69 and 225,413,619.19 is: 338,720,566.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,009,490.69 : 225,413,619.19 = 225,413,619.19 : x
  2. Step 2: Convert to fraction form
    150,009,490.69/225,413,619.19 = 225,413,619.19/x
  3. Step 3: Cross multiply
    150,009,490.69x = 225,413,619.19 × 225,413,619.19
  4. Step 4: Simplify right side
    150,009,490.69x = 50,811,299,715,207,272
  5. Step 5: Solve for x
    x = 50,811,299,715,207,272/150,009,490.69
  6. Step 6: Final answer
    x = 338,720,566.83

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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.