Home / 483,854,551.20-725,876,305.20-192,672,122.40

Finding the Fourth Proportional to 483,854,551.20, 725,876,305.20 and 192,672,122.40

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Solution

The fourth proportional to 483,854,551.20, 725,876,305.20 and 192,672,122.40 is: 289,045,805.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,854,551.20 : 725,876,305.20 = 192,672,122.40 : x
  2. Step 2: Convert to fraction form
    483,854,551.20/725,876,305.20 = 192,672,122.40/x
  3. Step 3: Cross multiply
    483,854,551.20x = 725,876,305.20 × 192,672,122.40
  4. Step 4: Simplify right side
    483,854,551.20x = 139,856,128,322,754,176
  5. Step 5: Solve for x
    x = 139,856,128,322,754,176/483,854,551.20
  6. Step 6: Final answer
    x = 289,045,805.14

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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.