Home / 196,085,725.20-294,128,587.80-181,305,104.40

Finding the Fourth Proportional to 196,085,725.20, 294,128,587.80 and 181,305,104.40

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Solution

The fourth proportional to 196,085,725.20, 294,128,587.80 and 181,305,104.40 is: 271,957,656.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,085,725.20 : 294,128,587.80 = 181,305,104.40 : x
  2. Step 2: Convert to fraction form
    196,085,725.20/294,128,587.80 = 181,305,104.40/x
  3. Step 3: Cross multiply
    196,085,725.20x = 294,128,587.80 × 181,305,104.40
  4. Step 4: Simplify right side
    196,085,725.20x = 53,327,014,318,103,568
  5. Step 5: Solve for x
    x = 53,327,014,318,103,568/196,085,725.20
  6. Step 6: Final answer
    x = 271,957,656.60

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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.