Home / 150,052,356.43-225,047,041.84-42,321,786.19

Finding the Fourth Proportional to 150,052,356.43, 225,047,041.84 and 42,321,786.19

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Solution

The fourth proportional to 150,052,356.43, 225,047,041.84 and 42,321,786.19 is: 63,473,796.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,052,356.43 : 225,047,041.84 = 42,321,786.19 : x
  2. Step 2: Convert to fraction form
    150,052,356.43/225,047,041.84 = 42,321,786.19/x
  3. Step 3: Cross multiply
    150,052,356.43x = 225,047,041.84 × 42,321,786.19
  4. Step 4: Simplify right side
    150,052,356.43x = 9,524,392,786,934,748
  5. Step 5: Solve for x
    x = 9,524,392,786,934,748/150,052,356.43
  6. Step 6: Final answer
    x = 63,473,796.84

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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.