Home / 147,247,621.74-203,200,062.21-80,265,112.11

Finding the Fourth Proportional to 147,247,621.74, 203,200,062.21 and 80,265,112.11

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Solution

The fourth proportional to 147,247,621.74, 203,200,062.21 and 80,265,112.11 is: 110,764,952.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,247,621.74 : 203,200,062.21 = 80,265,112.11 : x
  2. Step 2: Convert to fraction form
    147,247,621.74/203,200,062.21 = 80,265,112.11/x
  3. Step 3: Cross multiply
    147,247,621.74x = 203,200,062.21 × 80,265,112.11
  4. Step 4: Simplify right side
    147,247,621.74x = 16,309,875,774,044,624
  5. Step 5: Solve for x
    x = 16,309,875,774,044,624/147,247,621.74
  6. Step 6: Final answer
    x = 110,764,952.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.