Home / 2,113,643,419.70-3,170,465,129.55-1,530,144,821.30

Finding the Fourth Proportional to 2,113,643,419.70, 3,170,465,129.55 and 1,530,144,821.30

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Solution

The fourth proportional to 2,113,643,419.70, 3,170,465,129.55 and 1,530,144,821.30 is: 2,295,217,231.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113,643,419.70 : 3,170,465,129.55 = 1,530,144,821.30 : x
  2. Step 2: Convert to fraction form
    2,113,643,419.70/3,170,465,129.55 = 1,530,144,821.30/x
  3. Step 3: Cross multiply
    2,113,643,419.70x = 3,170,465,129.55 × 1,530,144,821.30
  4. Step 4: Simplify right side
    2,113,643,419.70x = 4,851,270,799,093,166,080
  5. Step 5: Solve for x
    x = 4,851,270,799,093,166,080/2,113,643,419.70
  6. Step 6: Final answer
    x = 2,295,217,231.95

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.