Home / 440,291,284.80-660,268,965.60-133,481,428.80

Finding the Fourth Proportional to 440,291,284.80, 660,268,965.60 and 133,481,428.80

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Solution

The fourth proportional to 440,291,284.80, 660,268,965.60 and 133,481,428.80 is: 200,171,222.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,291,284.80 : 660,268,965.60 = 133,481,428.80 : x
  2. Step 2: Convert to fraction form
    440,291,284.80/660,268,965.60 = 133,481,428.80/x
  3. Step 3: Cross multiply
    440,291,284.80x = 660,268,965.60 × 133,481,428.80
  4. Step 4: Simplify right side
    440,291,284.80x = 88,133,644,920,586,048
  5. Step 5: Solve for x
    x = 88,133,644,920,586,048/440,291,284.80
  6. Step 6: Final answer
    x = 200,171,222.92

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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.