Home / 196,532,209.12-294,836,099.28-75,354,211.04

Finding the Fourth Proportional to 196,532,209.12, 294,836,099.28 and 75,354,211.04

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Solution

The fourth proportional to 196,532,209.12, 294,836,099.28 and 75,354,211.04 is: 113,045,804.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,532,209.12 : 294,836,099.28 = 75,354,211.04 : x
  2. Step 2: Convert to fraction form
    196,532,209.12/294,836,099.28 = 75,354,211.04/x
  3. Step 3: Cross multiply
    196,532,209.12x = 294,836,099.28 × 75,354,211.04
  4. Step 4: Simplify right side
    196,532,209.12x = 22,217,141,647,355,512
  5. Step 5: Solve for x
    x = 22,217,141,647,355,512/196,532,209.12
  6. Step 6: Final answer
    x = 113,045,804.28

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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.