Home / 65,239,900.20-97,859,850.30-43,740,815.40

Finding the Fourth Proportional to 65,239,900.20, 97,859,850.30 and 43,740,815.40

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Solution

The fourth proportional to 65,239,900.20, 97,859,850.30 and 43,740,815.40 is: 65,611,223.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,239,900.20 : 97,859,850.30 = 43,740,815.40 : x
  2. Step 2: Convert to fraction form
    65,239,900.20/97,859,850.30 = 43,740,815.40/x
  3. Step 3: Cross multiply
    65,239,900.20x = 97,859,850.30 × 43,740,815.40
  4. Step 4: Simplify right side
    65,239,900.20x = 4,280,469,647,043,934.50
  5. Step 5: Solve for x
    x = 4,280,469,647,043,934.50/65,239,900.20
  6. Step 6: Final answer
    x = 65,611,223.10

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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.