Home / 460,147,987.02-635,019,891.78-272,137,447.26

Finding the Fourth Proportional to 460,147,987.02, 635,019,891.78 and 272,137,447.26

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Solution

The fourth proportional to 460,147,987.02, 635,019,891.78 and 272,137,447.26 is: 375,558,944.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,147,987.02 : 635,019,891.78 = 272,137,447.26 : x
  2. Step 2: Convert to fraction form
    460,147,987.02/635,019,891.78 = 272,137,447.26/x
  3. Step 3: Cross multiply
    460,147,987.02x = 635,019,891.78 × 272,137,447.26
  4. Step 4: Simplify right side
    460,147,987.02x = 172,812,692,308,330,656
  5. Step 5: Solve for x
    x = 172,812,692,308,330,656/460,147,987.02
  6. Step 6: Final answer
    x = 375,558,944.48

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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.