Home / 393,984,194.80-590,976,292.20-106,769,858.80

Finding the Fourth Proportional to 393,984,194.80, 590,976,292.20 and 106,769,858.80

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Solution

The fourth proportional to 393,984,194.80, 590,976,292.20 and 106,769,858.80 is: 160,154,788.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,984,194.80 : 590,976,292.20 = 106,769,858.80 : x
  2. Step 2: Convert to fraction form
    393,984,194.80/590,976,292.20 = 106,769,858.80/x
  3. Step 3: Cross multiply
    393,984,194.80x = 590,976,292.20 × 106,769,858.80
  4. Step 4: Simplify right side
    393,984,194.80x = 63,098,455,272,341,544
  5. Step 5: Solve for x
    x = 63,098,455,272,341,544/393,984,194.80
  6. Step 6: Final answer
    x = 160,154,788.20

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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.