Home / 380,175,823.53-570,503,625.90-161,825,817.30

Finding the Fourth Proportional to 380,175,823.53, 570,503,625.90 and 161,825,817.30

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Solution

The fourth proportional to 380,175,823.53, 570,503,625.90 and 161,825,817.30 is: 242,840,837.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,175,823.53 : 570,503,625.90 = 161,825,817.30 : x
  2. Step 2: Convert to fraction form
    380,175,823.53/570,503,625.90 = 161,825,817.30/x
  3. Step 3: Cross multiply
    380,175,823.53x = 570,503,625.90 × 161,825,817.30
  4. Step 4: Simplify right side
    380,175,823.53x = 92,322,215,533,880,944
  5. Step 5: Solve for x
    x = 92,322,215,533,880,944/380,175,823.53
  6. Step 6: Final answer
    x = 242,840,837.90

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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.