Home / 275,302,795.68-412,954,193.44-102,793,081.28

Finding the Fourth Proportional to 275,302,795.68, 412,954,193.44 and 102,793,081.28

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Solution

The fourth proportional to 275,302,795.68, 412,954,193.44 and 102,793,081.28 is: 154,189,621.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,302,795.68 : 412,954,193.44 = 102,793,081.28 : x
  2. Step 2: Convert to fraction form
    275,302,795.68/412,954,193.44 = 102,793,081.28/x
  3. Step 3: Cross multiply
    275,302,795.68x = 412,954,193.44 × 102,793,081.28
  4. Step 4: Simplify right side
    275,302,795.68x = 42,448,833,971,194,760
  5. Step 5: Solve for x
    x = 42,448,833,971,194,760/275,302,795.68
  6. Step 6: Final answer
    x = 154,189,621.89

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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.