Home / 3,167,618,120.95-4,371,317,335.68-1,719,193,994.60

Finding the Fourth Proportional to 3,167,618,120.95, 4,371,317,335.68 and 1,719,193,994.60

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Solution

The fourth proportional to 3,167,618,120.95, 4,371,317,335.68 and 1,719,193,994.60 is: 2,372,490,061.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167,618,120.95 : 4,371,317,335.68 = 1,719,193,994.60 : x
  2. Step 2: Convert to fraction form
    3,167,618,120.95/4,371,317,335.68 = 1,719,193,994.60/x
  3. Step 3: Cross multiply
    3,167,618,120.95x = 4,371,317,335.68 × 1,719,193,994.60
  4. Step 4: Simplify right side
    3,167,618,120.95x = 7,515,142,511,991,928,832
  5. Step 5: Solve for x
    x = 7,515,142,511,991,928,832/3,167,618,120.95
  6. Step 6: Final answer
    x = 2,372,490,061.95

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1.5x scale

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.