Home / 506,247,269,590.48-698,621,923,855.72-274,760,792,420

Finding the Fourth Proportional to 506,247,269,590.48, 698,621,923,855.72 and 274,760,792,420

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Solution

The fourth proportional to 506,247,269,590.48, 698,621,923,855.72 and 274,760,792,420 is: 379,170,269,018.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,247,269,590.48 : 698,621,923,855.72 = 274,760,792,420 : x
  2. Step 2: Convert to fraction form
    506,247,269,590.48/698,621,923,855.72 = 274,760,792,420/x
  3. Step 3: Cross multiply
    506,247,269,590.48x = 698,621,923,855.72 × 274,760,792,420
  4. Step 4: Simplify right side
    506,247,269,590.48x = 191,953,913,400,582,530,400,256
  5. Step 5: Solve for x
    x = 191,953,913,400,582,530,400,256/506,247,269,590.48
  6. Step 6: Final answer
    x = 379,170,269,018.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.