Home / 275,247,712.40-412,871,568.60-111,563,884.40

Finding the Fourth Proportional to 275,247,712.40, 412,871,568.60 and 111,563,884.40

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Solution

The fourth proportional to 275,247,712.40, 412,871,568.60 and 111,563,884.40 is: 167,345,826.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,247,712.40 : 412,871,568.60 = 111,563,884.40 : x
  2. Step 2: Convert to fraction form
    275,247,712.40/412,871,568.60 = 111,563,884.40/x
  3. Step 3: Cross multiply
    275,247,712.40x = 412,871,568.60 × 111,563,884.40
  4. Step 4: Simplify right side
    275,247,712.40x = 46,061,555,951,337,072
  5. Step 5: Solve for x
    x = 46,061,555,951,337,072/275,247,712.40
  6. Step 6: Final answer
    x = 167,345,826.60

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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.