Home / 255,920,470.70-383,880,706.05-227,702,921.90

Finding the Fourth Proportional to 255,920,470.70, 383,880,706.05 and 227,702,921.90

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Solution

The fourth proportional to 255,920,470.70, 383,880,706.05 and 227,702,921.90 is: 341,554,382.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,920,470.70 : 383,880,706.05 = 227,702,921.90 : x
  2. Step 2: Convert to fraction form
    255,920,470.70/383,880,706.05 = 227,702,921.90/x
  3. Step 3: Cross multiply
    255,920,470.70x = 383,880,706.05 × 227,702,921.90
  4. Step 4: Simplify right side
    255,920,470.70x = 87,410,758,428,620,016
  5. Step 5: Solve for x
    x = 87,410,758,428,620,016/255,920,470.70
  6. Step 6: Final answer
    x = 341,554,382.85

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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.