Home / 2,907,089,611.20-4,361,201,287.20-1,248,993,691.20

Finding the Fourth Proportional to 2,907,089,611.20, 4,361,201,287.20 and 1,248,993,691.20

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Solution

The fourth proportional to 2,907,089,611.20, 4,361,201,287.20 and 1,248,993,691.20 is: 1,873,734,085.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907,089,611.20 : 4,361,201,287.20 = 1,248,993,691.20 : x
  2. Step 2: Convert to fraction form
    2,907,089,611.20/4,361,201,287.20 = 1,248,993,691.20/x
  3. Step 3: Cross multiply
    2,907,089,611.20x = 4,361,201,287.20 × 1,248,993,691.20
  4. Step 4: Simplify right side
    2,907,089,611.20x = 5,447,112,893,766,119,424
  5. Step 5: Solve for x
    x = 5,447,112,893,766,119,424/2,907,089,611.20
  6. Step 6: Final answer
    x = 1,873,734,085.38

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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.