Home / 325,707,979.33-449,474,915.01-186,505,645.33

Finding the Fourth Proportional to 325,707,979.33, 449,474,915.01 and 186,505,645.33

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Solution

The fourth proportional to 325,707,979.33, 449,474,915.01 and 186,505,645.33 is: 257,376,590.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,707,979.33 : 449,474,915.01 = 186,505,645.33 : x
  2. Step 2: Convert to fraction form
    325,707,979.33/449,474,915.01 = 186,505,645.33/x
  3. Step 3: Cross multiply
    325,707,979.33x = 449,474,915.01 × 186,505,645.33
  4. Step 4: Simplify right side
    325,707,979.33x = 83,829,609,080,407,040
  5. Step 5: Solve for x
    x = 83,829,609,080,407,040/325,707,979.33
  6. Step 6: Final answer
    x = 257,376,590.08

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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.