Home / 1,305,788,195.33-1,958,984,882.72-373,123,190.66

Finding the Fourth Proportional to 1,305,788,195.33, 1,958,984,882.72 and 373,123,190.66

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Solution

The fourth proportional to 1,305,788,195.33, 1,958,984,882.72 and 373,123,190.66 is: 559,771,249.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,788,195.33 : 1,958,984,882.72 = 373,123,190.66 : x
  2. Step 2: Convert to fraction form
    1,305,788,195.33/1,958,984,882.72 = 373,123,190.66/x
  3. Step 3: Cross multiply
    1,305,788,195.33x = 1,958,984,882.72 × 373,123,190.66
  4. Step 4: Simplify right side
    1,305,788,195.33x = 730,942,689,883,531,648
  5. Step 5: Solve for x
    x = 730,942,689,883,531,648/1,305,788,195.33
  6. Step 6: Final answer
    x = 559,771,249.65

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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.