Home / 513,270,896.44-769,598,878.92-163,365,822.40

Finding the Fourth Proportional to 513,270,896.44, 769,598,878.92 and 163,365,822.40

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Solution

The fourth proportional to 513,270,896.44, 769,598,878.92 and 163,365,822.40 is: 244,950,872.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,270,896.44 : 769,598,878.92 = 163,365,822.40 : x
  2. Step 2: Convert to fraction form
    513,270,896.44/769,598,878.92 = 163,365,822.40/x
  3. Step 3: Cross multiply
    513,270,896.44x = 769,598,878.92 × 163,365,822.40
  4. Step 4: Simplify right side
    513,270,896.44x = 125,726,153,772,883,824
  5. Step 5: Solve for x
    x = 125,726,153,772,883,824/513,270,896.44
  6. Step 6: Final answer
    x = 244,950,872.23

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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.