Home / 492,818,785.76-739,954,865.28-274,894,908.32

Finding the Fourth Proportional to 492,818,785.76, 739,954,865.28 and 274,894,908.32

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Solution

The fourth proportional to 492,818,785.76, 739,954,865.28 and 274,894,908.32 is: 412,747,709.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,818,785.76 : 739,954,865.28 = 274,894,908.32 : x
  2. Step 2: Convert to fraction form
    492,818,785.76/739,954,865.28 = 274,894,908.32/x
  3. Step 3: Cross multiply
    492,818,785.76x = 739,954,865.28 × 274,894,908.32
  4. Step 4: Simplify right side
    492,818,785.76x = 203,409,824,852,083,552
  5. Step 5: Solve for x
    x = 203,409,824,852,083,552/492,818,785.76
  6. Step 6: Final answer
    x = 412,747,709.16

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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.