Home / 331,994,717.80-497,992,076.70-101,963,433.40

Finding the Fourth Proportional to 331,994,717.80, 497,992,076.70 and 101,963,433.40

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Solution

The fourth proportional to 331,994,717.80, 497,992,076.70 and 101,963,433.40 is: 152,945,150.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,994,717.80 : 497,992,076.70 = 101,963,433.40 : x
  2. Step 2: Convert to fraction form
    331,994,717.80/497,992,076.70 = 101,963,433.40/x
  3. Step 3: Cross multiply
    331,994,717.80x = 497,992,076.70 × 101,963,433.40
  4. Step 4: Simplify right side
    331,994,717.80x = 50,776,981,946,328,144
  5. Step 5: Solve for x
    x = 50,776,981,946,328,144/331,994,717.80
  6. Step 6: Final answer
    x = 152,945,150.10

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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.