Home / 196,992,006.80-295,488,010.20-119,393,747.60

Finding the Fourth Proportional to 196,992,006.80, 295,488,010.20 and 119,393,747.60

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Solution

The fourth proportional to 196,992,006.80, 295,488,010.20 and 119,393,747.60 is: 179,090,621.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,992,006.80 : 295,488,010.20 = 119,393,747.60 : x
  2. Step 2: Convert to fraction form
    196,992,006.80/295,488,010.20 = 119,393,747.60/x
  3. Step 3: Cross multiply
    196,992,006.80x = 295,488,010.20 × 119,393,747.60
  4. Step 4: Simplify right side
    196,992,006.80x = 35,279,420,908,645,024
  5. Step 5: Solve for x
    x = 35,279,420,908,645,024/196,992,006.80
  6. Step 6: Final answer
    x = 179,090,621.40

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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.