Home / 448,794,012.80-672,624,148.80-218,266,716.80

Finding the Fourth Proportional to 448,794,012.80, 672,624,148.80 and 218,266,716.80

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Solution

The fourth proportional to 448,794,012.80, 672,624,148.80 and 218,266,716.80 is: 327,124,383.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,794,012.80 : 672,624,148.80 = 218,266,716.80 : x
  2. Step 2: Convert to fraction form
    448,794,012.80/672,624,148.80 = 218,266,716.80/x
  3. Step 3: Cross multiply
    448,794,012.80x = 672,624,148.80 × 218,266,716.80
  4. Step 4: Simplify right side
    448,794,012.80x = 146,811,464,598,970,656
  5. Step 5: Solve for x
    x = 146,811,464,598,970,656/448,794,012.80
  6. Step 6: Final answer
    x = 327,124,383.15

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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.