Home / 519,905,688,738.24-779,911,970,524.80-179,944,311,792.48

Finding the Fourth Proportional to 519,905,688,738.24, 779,911,970,524.80 and 179,944,311,792.48

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Solution

The fourth proportional to 519,905,688,738.24, 779,911,970,524.80 and 179,944,311,792.48 is: 269,934,962,887.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,905,688,738.24 : 779,911,970,524.80 = 179,944,311,792.48 : x
  2. Step 2: Convert to fraction form
    519,905,688,738.24/779,911,970,524.80 = 179,944,311,792.48/x
  3. Step 3: Cross multiply
    519,905,688,738.24x = 779,911,970,524.80 × 179,944,311,792.48
  4. Step 4: Simplify right side
    519,905,688,738.24x = 140,340,722,794,802,100,305,920
  5. Step 5: Solve for x
    x = 140,340,722,794,802,100,305,920/519,905,688,738.24
  6. Step 6: Final answer
    x = 269,934,962,887.97

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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.