Home / 194,230,309.80-291,345,464.70-133,008,306.60

Finding the Fourth Proportional to 194,230,309.80, 291,345,464.70 and 133,008,306.60

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Solution

The fourth proportional to 194,230,309.80, 291,345,464.70 and 133,008,306.60 is: 199,512,459.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,230,309.80 : 291,345,464.70 = 133,008,306.60 : x
  2. Step 2: Convert to fraction form
    194,230,309.80/291,345,464.70 = 133,008,306.60/x
  3. Step 3: Cross multiply
    194,230,309.80x = 291,345,464.70 × 133,008,306.60
  4. Step 4: Simplify right side
    194,230,309.80x = 38,751,366,895,337,072
  5. Step 5: Solve for x
    x = 38,751,366,895,337,072/194,230,309.80
  6. Step 6: Final answer
    x = 199,512,459.90

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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.