Home / 66,043,940.20-99,065,910.30-35,432,938.60

Finding the Fourth Proportional to 66,043,940.20, 99,065,910.30 and 35,432,938.60

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Solution

The fourth proportional to 66,043,940.20, 99,065,910.30 and 35,432,938.60 is: 53,149,407.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,043,940.20 : 99,065,910.30 = 35,432,938.60 : x
  2. Step 2: Convert to fraction form
    66,043,940.20/99,065,910.30 = 35,432,938.60/x
  3. Step 3: Cross multiply
    66,043,940.20x = 99,065,910.30 × 35,432,938.60
  4. Step 4: Simplify right side
    66,043,940.20x = 3,510,196,317,013,007.50
  5. Step 5: Solve for x
    x = 3,510,196,317,013,007.50/66,043,940.20
  6. Step 6: Final answer
    x = 53,149,407.90

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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.