Home / 177,457,007.10-266,145,269.73-80,348,608.38

Finding the Fourth Proportional to 177,457,007.10, 266,145,269.73 and 80,348,608.38

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Solution

The fourth proportional to 177,457,007.10, 266,145,269.73 and 80,348,608.38 is: 120,504,692.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,457,007.10 : 266,145,269.73 = 80,348,608.38 : x
  2. Step 2: Convert to fraction form
    177,457,007.10/266,145,269.73 = 80,348,608.38/x
  3. Step 3: Cross multiply
    177,457,007.10x = 266,145,269.73 × 80,348,608.38
  4. Step 4: Simplify right side
    177,457,007.10x = 21,384,402,049,725,236
  5. Step 5: Solve for x
    x = 21,384,402,049,725,236/177,457,007.10
  6. Step 6: Final answer
    x = 120,504,692.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.