Home / 196,981,642.80-295,472,464.20-181,109,271.60

Finding the Fourth Proportional to 196,981,642.80, 295,472,464.20 and 181,109,271.60

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Solution

The fourth proportional to 196,981,642.80, 295,472,464.20 and 181,109,271.60 is: 271,663,907.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,981,642.80 : 295,472,464.20 = 181,109,271.60 : x
  2. Step 2: Convert to fraction form
    196,981,642.80/295,472,464.20 = 181,109,271.60/x
  3. Step 3: Cross multiply
    196,981,642.80x = 295,472,464.20 × 181,109,271.60
  4. Step 4: Simplify right side
    196,981,642.80x = 53,512,802,769,119,072
  5. Step 5: Solve for x
    x = 53,512,802,769,119,072/196,981,642.80
  6. Step 6: Final answer
    x = 271,663,907.40

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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.