Home / 455,408,229.12-628,455,735.36-246,562,676.16

Finding the Fourth Proportional to 455,408,229.12, 628,455,735.36 and 246,562,676.16

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Solution

The fourth proportional to 455,408,229.12, 628,455,735.36 and 246,562,676.16 is: 340,252,367.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,408,229.12 : 628,455,735.36 = 246,562,676.16 : x
  2. Step 2: Convert to fraction form
    455,408,229.12/628,455,735.36 = 246,562,676.16/x
  3. Step 3: Cross multiply
    455,408,229.12x = 628,455,735.36 × 246,562,676.16
  4. Step 4: Simplify right side
    455,408,229.12x = 154,953,727,958,462,336
  5. Step 5: Solve for x
    x = 154,953,727,958,462,336/455,408,229.12
  6. Step 6: Final answer
    x = 340,252,367.11

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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.