Home / 577,369,933.20-866,088,077.40-168,489,190.80

Finding the Fourth Proportional to 577,369,933.20, 866,088,077.40 and 168,489,190.80

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Solution

The fourth proportional to 577,369,933.20, 866,088,077.40 and 168,489,190.80 is: 252,743,468.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,369,933.20 : 866,088,077.40 = 168,489,190.80 : x
  2. Step 2: Convert to fraction form
    577,369,933.20/866,088,077.40 = 168,489,190.80/x
  3. Step 3: Cross multiply
    577,369,933.20x = 866,088,077.40 × 168,489,190.80
  4. Step 4: Simplify right side
    577,369,933.20x = 145,926,479,322,653,760
  5. Step 5: Solve for x
    x = 145,926,479,322,653,760/577,369,933.20
  6. Step 6: Final answer
    x = 252,743,468.15

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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.