Home / 79,811,645.44-110,170,020.36-52,311,345.16

Finding the Fourth Proportional to 79,811,645.44, 110,170,020.36 and 52,311,345.16

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Solution

The fourth proportional to 79,811,645.44, 110,170,020.36 and 52,311,345.16 is: 72,209,286.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,811,645.44 : 110,170,020.36 = 52,311,345.16 : x
  2. Step 2: Convert to fraction form
    79,811,645.44/110,170,020.36 = 52,311,345.16/x
  3. Step 3: Cross multiply
    79,811,645.44x = 110,170,020.36 × 52,311,345.16
  4. Step 4: Simplify right side
    79,811,645.44x = 5,763,141,961,336,187
  5. Step 5: Solve for x
    x = 5,763,141,961,336,187/79,811,645.44
  6. Step 6: Final answer
    x = 72,209,286.37

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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.