Home / 1,668,808,857.60-2,504,109,081.60-699,558,451.20

Finding the Fourth Proportional to 1,668,808,857.60, 2,504,109,081.60 and 699,558,451.20

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Solution

The fourth proportional to 1,668,808,857.60, 2,504,109,081.60 and 699,558,451.20 is: 1,049,713,190.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,808,857.60 : 2,504,109,081.60 = 699,558,451.20 : x
  2. Step 2: Convert to fraction form
    1,668,808,857.60/2,504,109,081.60 = 699,558,451.20/x
  3. Step 3: Cross multiply
    1,668,808,857.60x = 2,504,109,081.60 × 699,558,451.20
  4. Step 4: Simplify right side
    1,668,808,857.60x = 1,751,770,670,759,950,592
  5. Step 5: Solve for x
    x = 1,751,770,670,759,950,592/1,668,808,857.60
  6. Step 6: Final answer
    x = 1,049,713,190.81

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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.