Home / 196,613,926.20-295,109,846.10-99,679,087.80

Finding the Fourth Proportional to 196,613,926.20, 295,109,846.10 and 99,679,087.80

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Solution

The fourth proportional to 196,613,926.20, 295,109,846.10 and 99,679,087.80 is: 149,614,428.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,613,926.20 : 295,109,846.10 = 99,679,087.80 : x
  2. Step 2: Convert to fraction form
    196,613,926.20/295,109,846.10 = 99,679,087.80/x
  3. Step 3: Cross multiply
    196,613,926.20x = 295,109,846.10 × 99,679,087.80
  4. Step 4: Simplify right side
    196,613,926.20x = 29,416,280,260,046,388
  5. Step 5: Solve for x
    x = 29,416,280,260,046,388/196,613,926.20
  6. Step 6: Final answer
    x = 149,614,428.79

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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.