Home / 105,588,969.80-158,395,412.28-94,739,601.79

Finding the Fourth Proportional to 105,588,969.80, 158,395,412.28 and 94,739,601.79

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Solution

The fourth proportional to 105,588,969.80, 158,395,412.28 and 94,739,601.79 is: 142,120,131.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,588,969.80 : 158,395,412.28 = 94,739,601.79 : x
  2. Step 2: Convert to fraction form
    105,588,969.80/158,395,412.28 = 94,739,601.79/x
  3. Step 3: Cross multiply
    105,588,969.80x = 158,395,412.28 × 94,739,601.79
  4. Step 4: Simplify right side
    105,588,969.80x = 15,006,318,284,770,078
  5. Step 5: Solve for x
    x = 15,006,318,284,770,078/105,588,969.80
  6. Step 6: Final answer
    x = 142,120,131.61

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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.