Home / 192,703,433.31-289,066,293.75-54,517,464.69

Finding the Fourth Proportional to 192,703,433.31, 289,066,293.75 and 54,517,464.69

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Solution

The fourth proportional to 192,703,433.31, 289,066,293.75 and 54,517,464.69 is: 81,779,349.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,703,433.31 : 289,066,293.75 = 54,517,464.69 : x
  2. Step 2: Convert to fraction form
    192,703,433.31/289,066,293.75 = 54,517,464.69/x
  3. Step 3: Cross multiply
    192,703,433.31x = 289,066,293.75 × 54,517,464.69
  4. Step 4: Simplify right side
    192,703,433.31x = 15,759,161,463,990,638
  5. Step 5: Solve for x
    x = 15,759,161,463,990,638/192,703,433.31
  6. Step 6: Final answer
    x = 81,779,349.72

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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.