Home / 902,766,594.65-1,245,954,076.44-550,546,891.71

Finding the Fourth Proportional to 902,766,594.65, 1,245,954,076.44 and 550,546,891.71

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Solution

The fourth proportional to 902,766,594.65, 1,245,954,076.44 and 550,546,891.71 is: 759,837,756.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,766,594.65 : 1,245,954,076.44 = 550,546,891.71 : x
  2. Step 2: Convert to fraction form
    902,766,594.65/1,245,954,076.44 = 550,546,891.71/x
  3. Step 3: Cross multiply
    902,766,594.65x = 1,245,954,076.44 × 550,546,891.71
  4. Step 4: Simplify right side
    902,766,594.65x = 685,956,143,993,819,392
  5. Step 5: Solve for x
    x = 685,956,143,993,819,392/902,766,594.65
  6. Step 6: Final answer
    x = 759,837,756.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.