Home / 293,367,687.60-440,051,531.40-88,869,190.80

Finding the Fourth Proportional to 293,367,687.60, 440,051,531.40 and 88,869,190.80

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Solution

The fourth proportional to 293,367,687.60, 440,051,531.40 and 88,869,190.80 is: 133,303,786.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,367,687.60 : 440,051,531.40 = 88,869,190.80 : x
  2. Step 2: Convert to fraction form
    293,367,687.60/440,051,531.40 = 88,869,190.80/x
  3. Step 3: Cross multiply
    293,367,687.60x = 440,051,531.40 × 88,869,190.80
  4. Step 4: Simplify right side
    293,367,687.60x = 39,107,023,505,818,784
  5. Step 5: Solve for x
    x = 39,107,023,505,818,784/293,367,687.60
  6. Step 6: Final answer
    x = 133,303,786.20

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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.