Home / 54,481,971,699.72-75,186,976,049.28-31,617,339,146.28

Finding the Fourth Proportional to 54,481,971,699.72, 75,186,976,049.28 and 31,617,339,146.28

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Solution

The fourth proportional to 54,481,971,699.72, 75,186,976,049.28 and 31,617,339,146.28 is: 43,633,004,587.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,481,971,699.72 : 75,186,976,049.28 = 31,617,339,146.28 : x
  2. Step 2: Convert to fraction form
    54,481,971,699.72/75,186,976,049.28 = 31,617,339,146.28/x
  3. Step 3: Cross multiply
    54,481,971,699.72x = 75,186,976,049.28 × 31,617,339,146.28
  4. Step 4: Simplify right side
    54,481,971,699.72x = 2,377,212,121,133,317,357,568
  5. Step 5: Solve for x
    x = 2,377,212,121,133,317,357,568/54,481,971,699.72
  6. Step 6: Final answer
    x = 43,633,004,587.93

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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.