Home / 3,419,814,621.32-4,719,308,106.90-1,914,453,335.72

Finding the Fourth Proportional to 3,419,814,621.32, 4,719,308,106.90 and 1,914,453,335.72

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Solution

The fourth proportional to 3,419,814,621.32, 4,719,308,106.90 and 1,914,453,335.72 is: 2,641,925,410.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419,814,621.32 : 4,719,308,106.90 = 1,914,453,335.72 : x
  2. Step 2: Convert to fraction form
    3,419,814,621.32/4,719,308,106.90 = 1,914,453,335.72/x
  3. Step 3: Cross multiply
    3,419,814,621.32x = 4,719,308,106.90 × 1,914,453,335.72
  4. Step 4: Simplify right side
    3,419,814,621.32x = 9,034,895,147,545,142,272
  5. Step 5: Solve for x
    x = 9,034,895,147,545,142,272/3,419,814,621.32
  6. Step 6: Final answer
    x = 2,641,925,410.58

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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.