Home / 101,993,084.75-140,749,110.57-56,729,524.87

Finding the Fourth Proportional to 101,993,084.75, 140,749,110.57 and 56,729,524.87

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Solution

The fourth proportional to 101,993,084.75, 140,749,110.57 and 56,729,524.87 is: 78,285,995.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,993,084.75 : 140,749,110.57 = 56,729,524.87 : x
  2. Step 2: Convert to fraction form
    101,993,084.75/140,749,110.57 = 56,729,524.87/x
  3. Step 3: Cross multiply
    101,993,084.75x = 140,749,110.57 × 56,729,524.87
  4. Step 4: Simplify right side
    101,993,084.75x = 7,984,630,168,899,867
  5. Step 5: Solve for x
    x = 7,984,630,168,899,867/101,993,084.75
  6. Step 6: Final answer
    x = 78,285,995.45

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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.