Home / 126,263,204.72-174,224,540.76-76,677,791.60

Finding the Fourth Proportional to 126,263,204.72, 174,224,540.76 and 76,677,791.60

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Solution

The fourth proportional to 126,263,204.72, 174,224,540.76 and 76,677,791.60 is: 105,804,007.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,263,204.72 : 174,224,540.76 = 76,677,791.60 : x
  2. Step 2: Convert to fraction form
    126,263,204.72/174,224,540.76 = 76,677,791.60/x
  3. Step 3: Cross multiply
    126,263,204.72x = 174,224,540.76 × 76,677,791.60
  4. Step 4: Simplify right side
    126,263,204.72x = 13,359,153,028,000,984
  5. Step 5: Solve for x
    x = 13,359,153,028,000,984/126,263,204.72
  6. Step 6: Final answer
    x = 105,804,007.25

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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.