Home / 448,605,215.10-672,998,801.85-254,609,567.10

Finding the Fourth Proportional to 448,605,215.10, 672,998,801.85 and 254,609,567.10

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Solution

The fourth proportional to 448,605,215.10, 672,998,801.85 and 254,609,567.10 is: 381,965,986.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,605,215.10 : 672,998,801.85 = 254,609,567.10 : x
  2. Step 2: Convert to fraction form
    448,605,215.10/672,998,801.85 = 254,609,567.10/x
  3. Step 3: Cross multiply
    448,605,215.10x = 672,998,801.85 × 254,609,567.10
  4. Step 4: Simplify right side
    448,605,215.10x = 171,351,933,597,847,168
  5. Step 5: Solve for x
    x = 171,351,933,597,847,168/448,605,215.10
  6. Step 6: Final answer
    x = 381,965,986.64

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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.