Home / 380,175,968.76-570,503,843.64-161,825,962.20

Finding the Fourth Proportional to 380,175,968.76, 570,503,843.64 and 161,825,962.20

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Solution

The fourth proportional to 380,175,968.76, 570,503,843.64 and 161,825,962.20 is: 242,841,055.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,175,968.76 : 570,503,843.64 = 161,825,962.20 : x
  2. Step 2: Convert to fraction form
    380,175,968.76/570,503,843.64 = 161,825,962.20/x
  3. Step 3: Cross multiply
    380,175,968.76x = 570,503,843.64 × 161,825,962.20
  4. Step 4: Simplify right side
    380,175,968.76x = 92,322,333,435,841,344
  5. Step 5: Solve for x
    x = 92,322,333,435,841,344/380,175,968.76
  6. Step 6: Final answer
    x = 242,841,055.25

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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.