Home / 275,280,687,081.05-412,921,030,621.56-275,280,687,081.05

Finding the Fourth Proportional to 275,280,687,081.05, 412,921,030,621.56 and 275,280,687,081.05

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Solution

The fourth proportional to 275,280,687,081.05, 412,921,030,621.56 and 275,280,687,081.05 is: 412,921,030,621.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,280,687,081.05 : 412,921,030,621.56 = 275,280,687,081.05 : x
  2. Step 2: Convert to fraction form
    275,280,687,081.05/412,921,030,621.56 = 275,280,687,081.05/x
  3. Step 3: Cross multiply
    275,280,687,081.05x = 412,921,030,621.56 × 275,280,687,081.05
  4. Step 4: Simplify right side
    275,280,687,081.05x = 113,669,185,019,718,322,356,224
  5. Step 5: Solve for x
    x = 113,669,185,019,718,322,356,224/275,280,687,081.05
  6. Step 6: Final answer
    x = 412,921,030,621.56

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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.