Home / 3,464,012,515.35-4,780,372,795.11-1,878,107,540.79

Finding the Fourth Proportional to 3,464,012,515.35, 4,780,372,795.11 and 1,878,107,540.79

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Solution

The fourth proportional to 3,464,012,515.35, 4,780,372,795.11 and 1,878,107,540.79 is: 2,591,807,666.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,464,012,515.35 : 4,780,372,795.11 = 1,878,107,540.79 : x
  2. Step 2: Convert to fraction form
    3,464,012,515.35/4,780,372,795.11 = 1,878,107,540.79/x
  3. Step 3: Cross multiply
    3,464,012,515.35x = 4,780,372,795.11 × 1,878,107,540.79
  4. Step 4: Simplify right side
    3,464,012,515.35x = 8,978,054,194,274,069,504
  5. Step 5: Solve for x
    x = 8,978,054,194,274,069,504/3,464,012,515.35
  6. Step 6: Final answer
    x = 2,591,807,666.54

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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.