Home / 197,012,312,344.30-295,442,067,682.53-67,763,112,540.80

Finding the Fourth Proportional to 197,012,312,344.30, 295,442,067,682.53 and 67,763,112,540.80

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Solution

The fourth proportional to 197,012,312,344.30, 295,442,067,682.53 and 67,763,112,540.80 is: 101,618,390,462.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,012,312,344.30 : 295,442,067,682.53 = 67,763,112,540.80 : x
  2. Step 2: Convert to fraction form
    197,012,312,344.30/295,442,067,682.53 = 67,763,112,540.80/x
  3. Step 3: Cross multiply
    197,012,312,344.30x = 295,442,067,682.53 × 67,763,112,540.80
  4. Step 4: Simplify right side
    197,012,312,344.30x = 20,020,074,081,656,456,085,504
  5. Step 5: Solve for x
    x = 20,020,074,081,656,456,085,504/197,012,312,344.30
  6. Step 6: Final answer
    x = 101,618,390,462.16

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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.