Home / 269,678,375.66-372,019,054.05-163,803,616.94

Finding the Fourth Proportional to 269,678,375.66, 372,019,054.05 and 163,803,616.94

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Solution

The fourth proportional to 269,678,375.66, 372,019,054.05 and 163,803,616.94 is: 225,965,713.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,678,375.66 : 372,019,054.05 = 163,803,616.94 : x
  2. Step 2: Convert to fraction form
    269,678,375.66/372,019,054.05 = 163,803,616.94/x
  3. Step 3: Cross multiply
    269,678,375.66x = 372,019,054.05 × 163,803,616.94
  4. Step 4: Simplify right side
    269,678,375.66x = 60,938,066,623,987,360
  5. Step 5: Solve for x
    x = 60,938,066,623,987,360/269,678,375.66
  6. Step 6: Final answer
    x = 225,965,713.69

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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.