Home / 196,992,001.80-295,488,002.70-74,170,081.80

Finding the Fourth Proportional to 196,992,001.80, 295,488,002.70 and 74,170,081.80

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Solution

The fourth proportional to 196,992,001.80, 295,488,002.70 and 74,170,081.80 is: 111,255,122.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,992,001.80 : 295,488,002.70 = 74,170,081.80 : x
  2. Step 2: Convert to fraction form
    196,992,001.80/295,488,002.70 = 74,170,081.80/x
  3. Step 3: Cross multiply
    196,992,001.80x = 295,488,002.70 × 74,170,081.80
  4. Step 4: Simplify right side
    196,992,001.80x = 21,916,369,331,177,620
  5. Step 5: Solve for x
    x = 21,916,369,331,177,620/196,992,001.80
  6. Step 6: Final answer
    x = 111,255,122.70

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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.