Home / 225,938,446.65-311,777,945.11-126,800,047.19

Finding the Fourth Proportional to 225,938,446.65, 311,777,945.11 and 126,800,047.19

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Solution

The fourth proportional to 225,938,446.65, 311,777,945.11 and 126,800,047.19 is: 174,974,462.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,938,446.65 : 311,777,945.11 = 126,800,047.19 : x
  2. Step 2: Convert to fraction form
    225,938,446.65/311,777,945.11 = 126,800,047.19/x
  3. Step 3: Cross multiply
    225,938,446.65x = 311,777,945.11 × 126,800,047.19
  4. Step 4: Simplify right side
    225,938,446.65x = 39,533,458,152,749,232
  5. Step 5: Solve for x
    x = 39,533,458,152,749,232/225,938,446.65
  6. Step 6: Final answer
    x = 174,974,462.02

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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.