Home / 229,212,850.80-343,819,276.20-156,653,439.60

Finding the Fourth Proportional to 229,212,850.80, 343,819,276.20 and 156,653,439.60

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Solution

The fourth proportional to 229,212,850.80, 343,819,276.20 and 156,653,439.60 is: 234,980,159.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,212,850.80 : 343,819,276.20 = 156,653,439.60 : x
  2. Step 2: Convert to fraction form
    229,212,850.80/343,819,276.20 = 156,653,439.60/x
  3. Step 3: Cross multiply
    229,212,850.80x = 343,819,276.20 × 156,653,439.60
  4. Step 4: Simplify right side
    229,212,850.80x = 53,860,472,217,512,416
  5. Step 5: Solve for x
    x = 53,860,472,217,512,416/229,212,850.80
  6. Step 6: Final answer
    x = 234,980,159.40

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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.