Home / 104,110,205.21-143,588,309.85-91,524,349.43

Finding the Fourth Proportional to 104,110,205.21, 143,588,309.85 and 91,524,349.43

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Solution

The fourth proportional to 104,110,205.21, 143,588,309.85 and 91,524,349.43 is: 126,229,956.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,110,205.21 : 143,588,309.85 = 91,524,349.43 : x
  2. Step 2: Convert to fraction form
    104,110,205.21/143,588,309.85 = 91,524,349.43/x
  3. Step 3: Cross multiply
    104,110,205.21x = 143,588,309.85 × 91,524,349.43
  4. Step 4: Simplify right side
    104,110,205.21x = 13,141,826,644,774,512
  5. Step 5: Solve for x
    x = 13,141,826,644,774,512/104,110,205.21
  6. Step 6: Final answer
    x = 126,229,956.21

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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.