Home / 103,950,399.22-143,451,553.78-57,540,653.15

Finding the Fourth Proportional to 103,950,399.22, 143,451,553.78 and 57,540,653.15

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Solution

The fourth proportional to 103,950,399.22, 143,451,553.78 and 57,540,653.15 is: 79,406,102.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,950,399.22 : 143,451,553.78 = 57,540,653.15 : x
  2. Step 2: Convert to fraction form
    103,950,399.22/143,451,553.78 = 57,540,653.15/x
  3. Step 3: Cross multiply
    103,950,399.22x = 143,451,553.78 × 57,540,653.15
  4. Step 4: Simplify right side
    103,950,399.22x = 8,254,296,099,238,220
  5. Step 5: Solve for x
    x = 8,254,296,099,238,220/103,950,399.22
  6. Step 6: Final answer
    x = 79,406,102.92

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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.