Home / 455,145,216.84-628,100,398.98-246,301,361.64

Finding the Fourth Proportional to 455,145,216.84, 628,100,398.98 and 246,301,361.64

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Solution

The fourth proportional to 455,145,216.84, 628,100,398.98 and 246,301,361.64 is: 339,895,878.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,145,216.84 : 628,100,398.98 = 246,301,361.64 : x
  2. Step 2: Convert to fraction form
    455,145,216.84/628,100,398.98 = 246,301,361.64/x
  3. Step 3: Cross multiply
    455,145,216.84x = 628,100,398.98 × 246,301,361.64
  4. Step 4: Simplify right side
    455,145,216.84x = 154,701,983,515,401,248
  5. Step 5: Solve for x
    x = 154,701,983,515,401,248/455,145,216.84
  6. Step 6: Final answer
    x = 339,895,878.92

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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.