Home / 150,299,799.72-207,413,754.06-91,562,447.16

Finding the Fourth Proportional to 150,299,799.72, 207,413,754.06 and 91,562,447.16

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Solution

The fourth proportional to 150,299,799.72, 207,413,754.06 and 91,562,447.16 is: 126,356,195.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,299,799.72 : 207,413,754.06 = 91,562,447.16 : x
  2. Step 2: Convert to fraction form
    150,299,799.72/207,413,754.06 = 91,562,447.16/x
  3. Step 3: Cross multiply
    150,299,799.72x = 207,413,754.06 × 91,562,447.16
  4. Step 4: Simplify right side
    150,299,799.72x = 18,991,310,896,375,984
  5. Step 5: Solve for x
    x = 18,991,310,896,375,984/150,299,799.72
  6. Step 6: Final answer
    x = 126,356,195.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.