Home / 809,931,226.28-1,214,896,842.42-227,665,471.83

Finding the Fourth Proportional to 809,931,226.28, 1,214,896,842.42 and 227,665,471.83

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Solution

The fourth proportional to 809,931,226.28, 1,214,896,842.42 and 227,665,471.83 is: 341,498,208.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,931,226.28 : 1,214,896,842.42 = 227,665,471.83 : x
  2. Step 2: Convert to fraction form
    809,931,226.28/1,214,896,842.42 = 227,665,471.83/x
  3. Step 3: Cross multiply
    809,931,226.28x = 1,214,896,842.42 × 227,665,471.83
  4. Step 4: Simplify right side
    809,931,226.28x = 276,590,062,848,905,440
  5. Step 5: Solve for x
    x = 276,590,062,848,905,440/809,931,226.28
  6. Step 6: Final answer
    x = 341,498,208.58

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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.