Home / 169,667,480.80-254,263,982.40-91,776,237.28

Finding the Fourth Proportional to 169,667,480.80, 254,263,982.40 and 91,776,237.28

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Solution

The fourth proportional to 169,667,480.80, 254,263,982.40 and 91,776,237.28 is: 137,536,029.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,667,480.80 : 254,263,982.40 = 91,776,237.28 : x
  2. Step 2: Convert to fraction form
    169,667,480.80/254,263,982.40 = 91,776,237.28/x
  3. Step 3: Cross multiply
    169,667,480.80x = 254,263,982.40 × 91,776,237.28
  4. Step 4: Simplify right side
    169,667,480.80x = 23,335,391,580,500,144
  5. Step 5: Solve for x
    x = 23,335,391,580,500,144/169,667,480.80
  6. Step 6: Final answer
    x = 137,536,029.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.