Home / 303,049,059.92-417,928,802.16-198,589,191.92

Finding the Fourth Proportional to 303,049,059.92, 417,928,802.16 and 198,589,191.92

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Solution

The fourth proportional to 303,049,059.92, 417,928,802.16 and 198,589,191.92 is: 273,870,320.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,049,059.92 : 417,928,802.16 = 198,589,191.92 : x
  2. Step 2: Convert to fraction form
    303,049,059.92/417,928,802.16 = 198,589,191.92/x
  3. Step 3: Cross multiply
    303,049,059.92x = 417,928,802.16 × 198,589,191.92
  4. Step 4: Simplify right side
    303,049,059.92x = 82,996,143,101,047,952
  5. Step 5: Solve for x
    x = 82,996,143,101,047,952/303,049,059.92
  6. Step 6: Final answer
    x = 273,870,320.28

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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.