Home / 165,519,630.56-228,424,176.96-92,180,772.56

Finding the Fourth Proportional to 165,519,630.56, 228,424,176.96 and 92,180,772.56

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Solution

The fourth proportional to 165,519,630.56, 228,424,176.96 and 92,180,772.56 is: 127,213,412.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,519,630.56 : 228,424,176.96 = 92,180,772.56 : x
  2. Step 2: Convert to fraction form
    165,519,630.56/228,424,176.96 = 92,180,772.56/x
  3. Step 3: Cross multiply
    165,519,630.56x = 228,424,176.96 × 92,180,772.56
  4. Step 4: Simplify right side
    165,519,630.56x = 21,056,317,103,554,952
  5. Step 5: Solve for x
    x = 21,056,317,103,554,952/165,519,630.56
  6. Step 6: Final answer
    x = 127,213,412.89

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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.