Home / 163,091,791.80-225,066,709.76-89,752,933.80

Finding the Fourth Proportional to 163,091,791.80, 225,066,709.76 and 89,752,933.80

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Solution

The fourth proportional to 163,091,791.80, 225,066,709.76 and 89,752,933.80 is: 123,859,069.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,091,791.80 : 225,066,709.76 = 89,752,933.80 : x
  2. Step 2: Convert to fraction form
    163,091,791.80/225,066,709.76 = 89,752,933.80/x
  3. Step 3: Cross multiply
    163,091,791.80x = 225,066,709.76 × 89,752,933.80
  4. Step 4: Simplify right side
    163,091,791.80x = 20,200,397,501,673,092
  5. Step 5: Solve for x
    x = 20,200,397,501,673,092/163,091,791.80
  6. Step 6: Final answer
    x = 123,859,069.05

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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.