Home / 435,469,969.80-653,204,954.70-112,353,841.80

Finding the Fourth Proportional to 435,469,969.80, 653,204,954.70 and 112,353,841.80

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Solution

The fourth proportional to 435,469,969.80, 653,204,954.70 and 112,353,841.80 is: 168,530,762.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,469,969.80 : 653,204,954.70 = 112,353,841.80 : x
  2. Step 2: Convert to fraction form
    435,469,969.80/653,204,954.70 = 112,353,841.80/x
  3. Step 3: Cross multiply
    435,469,969.80x = 653,204,954.70 × 112,353,841.80
  4. Step 4: Simplify right side
    435,469,969.80x = 73,390,086,143,339,968
  5. Step 5: Solve for x
    x = 73,390,086,143,339,968/435,469,969.80
  6. Step 6: Final answer
    x = 168,530,762.70

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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.