Home / 400,582,901.84-599,839,509.84-276,468,508.56

Finding the Fourth Proportional to 400,582,901.84, 599,839,509.84 and 276,468,508.56

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Solution

The fourth proportional to 400,582,901.84, 599,839,509.84 and 276,468,508.56 is: 413,988,549.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,582,901.84 : 599,839,509.84 = 276,468,508.56 : x
  2. Step 2: Convert to fraction form
    400,582,901.84/599,839,509.84 = 276,468,508.56/x
  3. Step 3: Cross multiply
    400,582,901.84x = 599,839,509.84 × 276,468,508.56
  4. Step 4: Simplify right side
    400,582,901.84x = 165,836,734,660,826,240
  5. Step 5: Solve for x
    x = 165,836,734,660,826,240/400,582,901.84
  6. Step 6: Final answer
    x = 413,988,549.93

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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.