Home / 481,071,653.53-663,878,882.01-261,055,079.53

Finding the Fourth Proportional to 481,071,653.53, 663,878,882.01 and 261,055,079.53

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Solution

The fourth proportional to 481,071,653.53, 663,878,882.01 and 261,055,079.53 is: 360,256,009.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,071,653.53 : 663,878,882.01 = 261,055,079.53 : x
  2. Step 2: Convert to fraction form
    481,071,653.53/663,878,882.01 = 261,055,079.53/x
  3. Step 3: Cross multiply
    481,071,653.53x = 663,878,882.01 × 261,055,079.53
  4. Step 4: Simplify right side
    481,071,653.53x = 173,308,954,344,464,928
  5. Step 5: Solve for x
    x = 173,308,954,344,464,928/481,071,653.53
  6. Step 6: Final answer
    x = 360,256,009.83

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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.