Home / 225,938,447.02-311,777,945.63-126,800,047.57

Finding the Fourth Proportional to 225,938,447.02, 311,777,945.63 and 126,800,047.57

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Solution

The fourth proportional to 225,938,447.02, 311,777,945.63 and 126,800,047.57 is: 174,974,462.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,938,447.02 : 311,777,945.63 = 126,800,047.57 : x
  2. Step 2: Convert to fraction form
    225,938,447.02/311,777,945.63 = 126,800,047.57/x
  3. Step 3: Cross multiply
    225,938,447.02x = 311,777,945.63 × 126,800,047.57
  4. Step 4: Simplify right side
    225,938,447.02x = 39,533,458,337,160,872
  5. Step 5: Solve for x
    x = 39,533,458,337,160,872/225,938,447.02
  6. Step 6: Final answer
    x = 174,974,462.55

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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.