Home / 492,818,142.75-739,953,900.90-274,894,265.31

Finding the Fourth Proportional to 492,818,142.75, 739,953,900.90 and 274,894,265.31

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Solution

The fourth proportional to 492,818,142.75, 739,953,900.90 and 274,894,265.31 is: 412,746,744.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,818,142.75 : 739,953,900.90 = 274,894,265.31 : x
  2. Step 2: Convert to fraction form
    492,818,142.75/739,953,900.90 = 274,894,265.31/x
  3. Step 3: Cross multiply
    492,818,142.75x = 739,953,900.90 × 274,894,265.31
  4. Step 4: Simplify right side
    492,818,142.75x = 203,409,083,951,174,048
  5. Step 5: Solve for x
    x = 203,409,083,951,174,048/492,818,142.75
  6. Step 6: Final answer
    x = 412,746,744.30

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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.