Home / 2,774,117,074.11-4,161,175,530.75-1,279,706,470.31

Finding the Fourth Proportional to 2,774,117,074.11, 4,161,175,530.75 and 1,279,706,470.31

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Solution

The fourth proportional to 2,774,117,074.11, 4,161,175,530.75 and 1,279,706,470.31 is: 1,919,559,668.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774,117,074.11 : 4,161,175,530.75 = 1,279,706,470.31 : x
  2. Step 2: Convert to fraction form
    2,774,117,074.11/4,161,175,530.75 = 1,279,706,470.31/x
  3. Step 3: Cross multiply
    2,774,117,074.11x = 4,161,175,530.75 × 1,279,706,470.31
  4. Step 4: Simplify right side
    2,774,117,074.11x = 5,325,083,250,775,617,536
  5. Step 5: Solve for x
    x = 5,325,083,250,775,617,536/2,774,117,074.11
  6. Step 6: Final answer
    x = 1,919,559,668.36

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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.