Home / 277,840,009.20-383,419,760.77-152,393,226.20

Finding the Fourth Proportional to 277,840,009.20, 383,419,760.77 and 152,393,226.20

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Solution

The fourth proportional to 277,840,009.20, 383,419,760.77 and 152,393,226.20 is: 210,302,952.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,840,009.20 : 383,419,760.77 = 152,393,226.20 : x
  2. Step 2: Convert to fraction form
    277,840,009.20/383,419,760.77 = 152,393,226.20/x
  3. Step 3: Cross multiply
    277,840,009.20x = 383,419,760.77 × 152,393,226.20
  4. Step 4: Simplify right side
    277,840,009.20x = 58,430,574,334,008,776
  5. Step 5: Solve for x
    x = 58,430,574,334,008,776/277,840,009.20
  6. Step 6: Final answer
    x = 210,302,952.78

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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.