Home / 2,729,377,076.80-4,094,065,615.20-889,315,758.40

Finding the Fourth Proportional to 2,729,377,076.80, 4,094,065,615.20 and 889,315,758.40

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Solution

The fourth proportional to 2,729,377,076.80, 4,094,065,615.20 and 889,315,758.40 is: 1,333,973,637.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729,377,076.80 : 4,094,065,615.20 = 889,315,758.40 : x
  2. Step 2: Convert to fraction form
    2,729,377,076.80/4,094,065,615.20 = 889,315,758.40/x
  3. Step 3: Cross multiply
    2,729,377,076.80x = 4,094,065,615.20 × 889,315,758.40
  4. Step 4: Simplify right side
    2,729,377,076.80x = 3,640,917,067,520,950,272
  5. Step 5: Solve for x
    x = 3,640,917,067,520,950,272/2,729,377,076.80
  6. Step 6: Final answer
    x = 1,333,973,637.60

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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.