Home / 201,204,099.80-301,806,149.70-146,359,388.60

Finding the Fourth Proportional to 201,204,099.80, 301,806,149.70 and 146,359,388.60

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Solution

The fourth proportional to 201,204,099.80, 301,806,149.70 and 146,359,388.60 is: 219,539,082.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,204,099.80 : 301,806,149.70 = 146,359,388.60 : x
  2. Step 2: Convert to fraction form
    201,204,099.80/301,806,149.70 = 146,359,388.60/x
  3. Step 3: Cross multiply
    201,204,099.80x = 301,806,149.70 × 146,359,388.60
  4. Step 4: Simplify right side
    201,204,099.80x = 44,172,163,545,812,072
  5. Step 5: Solve for x
    x = 44,172,163,545,812,072/201,204,099.80
  6. Step 6: Final answer
    x = 219,539,082.90

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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.