Home / 320,098,635.55-441,734,382.10-178,969,828.19

Finding the Fourth Proportional to 320,098,635.55, 441,734,382.10 and 178,969,828.19

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Solution

The fourth proportional to 320,098,635.55, 441,734,382.10 and 178,969,828.19 is: 246,977,392.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,098,635.55 : 441,734,382.10 = 178,969,828.19 : x
  2. Step 2: Convert to fraction form
    320,098,635.55/441,734,382.10 = 178,969,828.19/x
  3. Step 3: Cross multiply
    320,098,635.55x = 441,734,382.10 × 178,969,828.19
  4. Step 4: Simplify right side
    320,098,635.55x = 79,057,126,470,052,816
  5. Step 5: Solve for x
    x = 79,057,126,470,052,816/320,098,635.55
  6. Step 6: Final answer
    x = 246,977,392.87

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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.