Home / 254,920,586.73-351,770,287.26-143,389,223.07

Finding the Fourth Proportional to 254,920,586.73, 351,770,287.26 and 143,389,223.07

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Solution

The fourth proportional to 254,920,586.73, 351,770,287.26 and 143,389,223.07 is: 197,865,809.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,920,586.73 : 351,770,287.26 = 143,389,223.07 : x
  2. Step 2: Convert to fraction form
    254,920,586.73/351,770,287.26 = 143,389,223.07/x
  3. Step 3: Cross multiply
    254,920,586.73x = 351,770,287.26 × 143,389,223.07
  4. Step 4: Simplify right side
    254,920,586.73x = 50,440,068,189,322,112
  5. Step 5: Solve for x
    x = 50,440,068,189,322,112/254,920,586.73
  6. Step 6: Final answer
    x = 197,865,809.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.