Home / 994,521,480.08-1,491,349,138.63-285,313,562.22

Finding the Fourth Proportional to 994,521,480.08, 1,491,349,138.63 and 285,313,562.22

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Solution

The fourth proportional to 994,521,480.08, 1,491,349,138.63 and 285,313,562.22 is: 427,846,098.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,521,480.08 : 1,491,349,138.63 = 285,313,562.22 : x
  2. Step 2: Convert to fraction form
    994,521,480.08/1,491,349,138.63 = 285,313,562.22/x
  3. Step 3: Cross multiply
    994,521,480.08x = 1,491,349,138.63 × 285,313,562.22
  4. Step 4: Simplify right side
    994,521,480.08x = 425,502,135,251,098,944
  5. Step 5: Solve for x
    x = 425,502,135,251,098,944/994,521,480.08
  6. Step 6: Final answer
    x = 427,846,098.63

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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.