Home / 328,966,076.10-493,449,114.15-277,310,010.90

Finding the Fourth Proportional to 328,966,076.10, 493,449,114.15 and 277,310,010.90

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Solution

The fourth proportional to 328,966,076.10, 493,449,114.15 and 277,310,010.90 is: 415,965,016.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,966,076.10 : 493,449,114.15 = 277,310,010.90 : x
  2. Step 2: Convert to fraction form
    328,966,076.10/493,449,114.15 = 277,310,010.90/x
  3. Step 3: Cross multiply
    328,966,076.10x = 493,449,114.15 × 277,310,010.90
  4. Step 4: Simplify right side
    328,966,076.10x = 136,838,379,223,531,824
  5. Step 5: Solve for x
    x = 136,838,379,223,531,824/328,966,076.10
  6. Step 6: Final answer
    x = 415,965,016.35

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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.