Home / 388,353,738.16-582,526,620.74-224,487,227.31

Finding the Fourth Proportional to 388,353,738.16, 582,526,620.74 and 224,487,227.31

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Solution

The fourth proportional to 388,353,738.16, 582,526,620.74 and 224,487,227.31 is: 336,728,536.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,353,738.16 : 582,526,620.74 = 224,487,227.31 : x
  2. Step 2: Convert to fraction form
    388,353,738.16/582,526,620.74 = 224,487,227.31/x
  3. Step 3: Cross multiply
    388,353,738.16x = 582,526,620.74 × 224,487,227.31
  4. Step 4: Simplify right side
    388,353,738.16x = 130,769,785,923,064,112
  5. Step 5: Solve for x
    x = 130,769,785,923,064,112/388,353,738.16
  6. Step 6: Final answer
    x = 336,728,536.58

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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.