Home / 270,007,975.72-372,591,661.14-158,503,343.32

Finding the Fourth Proportional to 270,007,975.72, 372,591,661.14 and 158,503,343.32

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Solution

The fourth proportional to 270,007,975.72, 372,591,661.14 and 158,503,343.32 is: 218,723,257.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,007,975.72 : 372,591,661.14 = 158,503,343.32 : x
  2. Step 2: Convert to fraction form
    270,007,975.72/372,591,661.14 = 158,503,343.32/x
  3. Step 3: Cross multiply
    270,007,975.72x = 372,591,661.14 × 158,503,343.32
  4. Step 4: Simplify right side
    270,007,975.72x = 59,057,023,983,842,520
  5. Step 5: Solve for x
    x = 59,057,023,983,842,520/270,007,975.72
  6. Step 6: Final answer
    x = 218,723,257.44

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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.