Home / 72,229,383.53-99,675,292.26-43,961,538.52

Finding the Fourth Proportional to 72,229,383.53, 99,675,292.26 and 43,961,538.52

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Solution

The fourth proportional to 72,229,383.53, 99,675,292.26 and 43,961,538.52 is: 60,666,158.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,229,383.53 : 99,675,292.26 = 43,961,538.52 : x
  2. Step 2: Convert to fraction form
    72,229,383.53/99,675,292.26 = 43,961,538.52/x
  3. Step 3: Cross multiply
    72,229,383.53x = 99,675,292.26 × 43,961,538.52
  4. Step 4: Simplify right side
    72,229,383.53x = 4,381,879,200,469,698
  5. Step 5: Solve for x
    x = 4,381,879,200,469,698/72,229,383.53
  6. Step 6: Final answer
    x = 60,666,158.10

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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.