Home / 510,728,792.94-763,294,836.04-372,844,752.44

Finding the Fourth Proportional to 510,728,792.94, 763,294,836.04 and 372,844,752.44

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Solution

The fourth proportional to 510,728,792.94, 763,294,836.04 and 372,844,752.44 is: 557,224,260.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,728,792.94 : 763,294,836.04 = 372,844,752.44 : x
  2. Step 2: Convert to fraction form
    510,728,792.94/763,294,836.04 = 372,844,752.44/x
  3. Step 3: Cross multiply
    510,728,792.94x = 763,294,836.04 × 372,844,752.44
  4. Step 4: Simplify right side
    510,728,792.94x = 284,590,474,177,315,616
  5. Step 5: Solve for x
    x = 284,590,474,177,315,616/510,728,792.94
  6. Step 6: Final answer
    x = 557,224,260.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.