Home / 2,238,836,492.80-3,359,670,316.80-1,318,711,052.80

Finding the Fourth Proportional to 2,238,836,492.80, 3,359,670,316.80 and 1,318,711,052.80

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Solution

The fourth proportional to 2,238,836,492.80, 3,359,670,316.80 and 1,318,711,052.80 is: 1,978,900,377.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,836,492.80 : 3,359,670,316.80 = 1,318,711,052.80 : x
  2. Step 2: Convert to fraction form
    2,238,836,492.80/3,359,670,316.80 = 1,318,711,052.80/x
  3. Step 3: Cross multiply
    2,238,836,492.80x = 3,359,670,316.80 × 1,318,711,052.80
  4. Step 4: Simplify right side
    2,238,836,492.80x = 4,430,434,380,528,237,568
  5. Step 5: Solve for x
    x = 4,430,434,380,528,237,568/2,238,836,492.80
  6. Step 6: Final answer
    x = 1,978,900,377.40

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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.