Home / 165,835,940.40-228,854,388.96-91,496,496.24

Finding the Fourth Proportional to 165,835,940.40, 228,854,388.96 and 91,496,496.24

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Solution

The fourth proportional to 165,835,940.40, 228,854,388.96 and 91,496,496.24 is: 126,265,601.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,835,940.40 : 228,854,388.96 = 91,496,496.24 : x
  2. Step 2: Convert to fraction form
    165,835,940.40/228,854,388.96 = 91,496,496.24/x
  3. Step 3: Cross multiply
    165,835,940.40x = 228,854,388.96 × 91,496,496.24
  4. Step 4: Simplify right side
    165,835,940.40x = 20,939,374,738,986,136
  5. Step 5: Solve for x
    x = 20,939,374,738,986,136/165,835,940.40
  6. Step 6: Final answer
    x = 126,265,601.34

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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.