Home / 464,233,895.25-641,561,957.54-380,469,908.61

Finding the Fourth Proportional to 464,233,895.25, 641,561,957.54 and 380,469,908.61

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Solution

The fourth proportional to 464,233,895.25, 641,561,957.54 and 380,469,908.61 is: 525,801,803.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,233,895.25 : 641,561,957.54 = 380,469,908.61 : x
  2. Step 2: Convert to fraction form
    464,233,895.25/641,561,957.54 = 380,469,908.61/x
  3. Step 3: Cross multiply
    464,233,895.25x = 641,561,957.54 × 380,469,908.61
  4. Step 4: Simplify right side
    464,233,895.25x = 244,095,019,350,994,144
  5. Step 5: Solve for x
    x = 244,095,019,350,994,144/464,233,895.25
  6. Step 6: Final answer
    x = 525,801,803.46

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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.