Home / 455,675,860.32-628,835,706.24-246,832,003.20

Finding the Fourth Proportional to 455,675,860.32, 628,835,706.24 and 246,832,003.20

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Solution

The fourth proportional to 455,675,860.32, 628,835,706.24 and 246,832,003.20 is: 340,629,799.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,675,860.32 : 628,835,706.24 = 246,832,003.20 : x
  2. Step 2: Convert to fraction form
    455,675,860.32/628,835,706.24 = 246,832,003.20/x
  3. Step 3: Cross multiply
    455,675,860.32x = 628,835,706.24 × 246,832,003.20
  4. Step 4: Simplify right side
    455,675,860.32x = 155,216,777,054,905,920
  5. Step 5: Solve for x
    x = 155,216,777,054,905,920/455,675,860.32
  6. Step 6: Final answer
    x = 340,629,799.76

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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.