Home / 326,072,979.07-449,982,667.91-177,395,164.20

Finding the Fourth Proportional to 326,072,979.07, 449,982,667.91 and 177,395,164.20

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Solution

The fourth proportional to 326,072,979.07, 449,982,667.91 and 177,395,164.20 is: 244,806,391.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,072,979.07 : 449,982,667.91 = 177,395,164.20 : x
  2. Step 2: Convert to fraction form
    326,072,979.07/449,982,667.91 = 177,395,164.20/x
  3. Step 3: Cross multiply
    326,072,979.07x = 449,982,667.91 × 177,395,164.20
  4. Step 4: Simplify right side
    326,072,979.07x = 79,824,749,261,492,000
  5. Step 5: Solve for x
    x = 79,824,749,261,492,000/326,072,979.07
  6. Step 6: Final answer
    x = 244,806,391.16

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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.