Home / 275,329,200-412,991,000.52-70,856,480.64

Finding the Fourth Proportional to 275,329,200, 412,991,000.52 and 70,856,480.64

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Solution

The fourth proportional to 275,329,200, 412,991,000.52 and 70,856,480.64 is: 106,284,000.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,329,200 : 412,991,000.52 = 70,856,480.64 : x
  2. Step 2: Convert to fraction form
    275,329,200/412,991,000.52 = 70,856,480.64/x
  3. Step 3: Cross multiply
    275,329,200x = 412,991,000.52 × 70,856,480.64
  4. Step 4: Simplify right side
    275,329,200x = 29,263,088,832,839,608
  5. Step 5: Solve for x
    x = 29,263,088,832,839,608/275,329,200
  6. Step 6: Final answer
    x = 106,284,000.51

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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.