Home / 1,321,661,838.24-1,982,718,616.23-544,882,872.06

Finding the Fourth Proportional to 1,321,661,838.24, 1,982,718,616.23 and 544,882,872.06

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Solution

The fourth proportional to 1,321,661,838.24, 1,982,718,616.23 and 544,882,872.06 is: 817,417,423.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,661,838.24 : 1,982,718,616.23 = 544,882,872.06 : x
  2. Step 2: Convert to fraction form
    1,321,661,838.24/1,982,718,616.23 = 544,882,872.06/x
  3. Step 3: Cross multiply
    1,321,661,838.24x = 1,982,718,616.23 × 544,882,872.06
  4. Step 4: Simplify right side
    1,321,661,838.24x = 1,080,349,414,098,231,168
  5. Step 5: Solve for x
    x = 1,080,349,414,098,231,168/1,321,661,838.24
  6. Step 6: Final answer
    x = 817,417,423.16

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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.