Home / 196,576,948.20-295,054,379.10-99,642,109.80

Finding the Fourth Proportional to 196,576,948.20, 295,054,379.10 and 99,642,109.80

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Solution

The fourth proportional to 196,576,948.20, 295,054,379.10 and 99,642,109.80 is: 149,558,944.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,576,948.20 : 295,054,379.10 = 99,642,109.80 : x
  2. Step 2: Convert to fraction form
    196,576,948.20/295,054,379.10 = 99,642,109.80/x
  3. Step 3: Cross multiply
    196,576,948.20x = 295,054,379.10 × 99,642,109.80
  4. Step 4: Simplify right side
    196,576,948.20x = 29,399,840,839,253,028
  5. Step 5: Solve for x
    x = 29,399,840,839,253,028/196,576,948.20
  6. Step 6: Final answer
    x = 149,558,944.26

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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.