Home / 471,659,896.26-650,881,938.42-257,080,390.02

Finding the Fourth Proportional to 471,659,896.26, 650,881,938.42 and 257,080,390.02

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Solution

The fourth proportional to 471,659,896.26, 650,881,938.42 and 257,080,390.02 is: 354,766,186.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,659,896.26 : 650,881,938.42 = 257,080,390.02 : x
  2. Step 2: Convert to fraction form
    471,659,896.26/650,881,938.42 = 257,080,390.02/x
  3. Step 3: Cross multiply
    471,659,896.26x = 650,881,938.42 × 257,080,390.02
  4. Step 4: Simplify right side
    471,659,896.26x = 167,328,982,585,987,232
  5. Step 5: Solve for x
    x = 167,328,982,585,987,232/471,659,896.26
  6. Step 6: Final answer
    x = 354,766,186.21

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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.