Home / 275,185,237.20-412,777,855.80-254,140,173.60

Finding the Fourth Proportional to 275,185,237.20, 412,777,855.80 and 254,140,173.60

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Solution

The fourth proportional to 275,185,237.20, 412,777,855.80 and 254,140,173.60 is: 381,210,260.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,185,237.20 : 412,777,855.80 = 254,140,173.60 : x
  2. Step 2: Convert to fraction form
    275,185,237.20/412,777,855.80 = 254,140,173.60/x
  3. Step 3: Cross multiply
    275,185,237.20x = 412,777,855.80 × 254,140,173.60
  4. Step 4: Simplify right side
    275,185,237.20x = 104,903,435,931,247,760
  5. Step 5: Solve for x
    x = 104,903,435,931,247,760/275,185,237.20
  6. Step 6: Final answer
    x = 381,210,260.40

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1.5x scale

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.