Home / 195,613,297.80-293,419,946.70-138,217,669.80

Finding the Fourth Proportional to 195,613,297.80, 293,419,946.70 and 138,217,669.80

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Solution

The fourth proportional to 195,613,297.80, 293,419,946.70 and 138,217,669.80 is: 207,326,504.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,613,297.80 : 293,419,946.70 = 138,217,669.80 : x
  2. Step 2: Convert to fraction form
    195,613,297.80/293,419,946.70 = 138,217,669.80/x
  3. Step 3: Cross multiply
    195,613,297.80x = 293,419,946.70 × 138,217,669.80
  4. Step 4: Simplify right side
    195,613,297.80x = 40,555,821,305,714,200
  5. Step 5: Solve for x
    x = 40,555,821,305,714,200/195,613,297.80
  6. Step 6: Final answer
    x = 207,326,504.70

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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.