Home / 440,665,218.10-660,973,906.80-133,933,416.13

Finding the Fourth Proportional to 440,665,218.10, 660,973,906.80 and 133,933,416.13

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Solution

The fourth proportional to 440,665,218.10, 660,973,906.80 and 133,933,416.13 is: 200,892,853.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,665,218.10 : 660,973,906.80 = 133,933,416.13 : x
  2. Step 2: Convert to fraction form
    440,665,218.10/660,973,906.80 = 133,933,416.13/x
  3. Step 3: Cross multiply
    440,665,218.10x = 660,973,906.80 × 133,933,416.13
  4. Step 4: Simplify right side
    440,665,218.10x = 88,526,493,310,516,224
  5. Step 5: Solve for x
    x = 88,526,493,310,516,224/440,665,218.10
  6. Step 6: Final answer
    x = 200,892,853.97

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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.