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Finding the Fourth Proportional to 271,999,552.35, 407,959,470.45 and 133,788,060.54

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Solution

The fourth proportional to 271,999,552.35, 407,959,470.45 and 133,788,060.54 is: 200,662,485.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,999,552.35 : 407,959,470.45 = 133,788,060.54 : x
  2. Step 2: Convert to fraction form
    271,999,552.35/407,959,470.45 = 133,788,060.54/x
  3. Step 3: Cross multiply
    271,999,552.35x = 407,959,470.45 × 133,788,060.54
  4. Step 4: Simplify right side
    271,999,552.35x = 54,580,106,329,482,512
  5. Step 5: Solve for x
    x = 54,580,106,329,482,512/271,999,552.35
  6. Step 6: Final answer
    x = 200,662,485.87

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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.