Home / 103,950,447.45-143,451,620.24-57,540,701.37

Finding the Fourth Proportional to 103,950,447.45, 143,451,620.24 and 57,540,701.37

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Solution

The fourth proportional to 103,950,447.45, 143,451,620.24 and 57,540,701.37 is: 79,406,169.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,950,447.45 : 143,451,620.24 = 57,540,701.37 : x
  2. Step 2: Convert to fraction form
    103,950,447.45/143,451,620.24 = 57,540,701.37/x
  3. Step 3: Cross multiply
    103,950,447.45x = 143,451,620.24 × 57,540,701.37
  4. Step 4: Simplify right side
    103,950,447.45x = 8,254,306,840,984,785
  5. Step 5: Solve for x
    x = 8,254,306,840,984,785/103,950,447.45
  6. Step 6: Final answer
    x = 79,406,169.42

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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.