Home / 3,936,609,516.80-5,905,764,580.80-1,176,517,539.20

Finding the Fourth Proportional to 3,936,609,516.80, 5,905,764,580.80 and 1,176,517,539.20

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Solution

The fourth proportional to 3,936,609,516.80, 5,905,764,580.80 and 1,176,517,539.20 is: 1,765,030,435.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936,609,516.80 : 5,905,764,580.80 = 1,176,517,539.20 : x
  2. Step 2: Convert to fraction form
    3,936,609,516.80/5,905,764,580.80 = 1,176,517,539.20/x
  3. Step 3: Cross multiply
    3,936,609,516.80x = 5,905,764,580.80 × 1,176,517,539.20
  4. Step 4: Simplify right side
    3,936,609,516.80x = 6,948,235,611,697,336,320
  5. Step 5: Solve for x
    x = 6,948,235,611,697,336,320/3,936,609,516.80
  6. Step 6: Final answer
    x = 1,765,030,435.97

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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.