Home / 196,992,138.80-295,488,208.20-124,432,727.60

Finding the Fourth Proportional to 196,992,138.80, 295,488,208.20 and 124,432,727.60

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Solution

The fourth proportional to 196,992,138.80, 295,488,208.20 and 124,432,727.60 is: 186,649,091.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,992,138.80 : 295,488,208.20 = 124,432,727.60 : x
  2. Step 2: Convert to fraction form
    196,992,138.80/295,488,208.20 = 124,432,727.60/x
  3. Step 3: Cross multiply
    196,992,138.80x = 295,488,208.20 × 124,432,727.60
  4. Step 4: Simplify right side
    196,992,138.80x = 36,768,403,719,962,680
  5. Step 5: Solve for x
    x = 36,768,403,719,962,680/196,992,138.80
  6. Step 6: Final answer
    x = 186,649,091.40

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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.