Home / 307,082,856.80-460,624,285.20-170,768,240.30

Finding the Fourth Proportional to 307,082,856.80, 460,624,285.20 and 170,768,240.30

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Solution

The fourth proportional to 307,082,856.80, 460,624,285.20 and 170,768,240.30 is: 256,152,360.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,082,856.80 : 460,624,285.20 = 170,768,240.30 : x
  2. Step 2: Convert to fraction form
    307,082,856.80/460,624,285.20 = 170,768,240.30/x
  3. Step 3: Cross multiply
    307,082,856.80x = 460,624,285.20 × 170,768,240.30
  4. Step 4: Simplify right side
    307,082,856.80x = 78,659,998,623,049,344
  5. Step 5: Solve for x
    x = 78,659,998,623,049,344/307,082,856.80
  6. Step 6: Final answer
    x = 256,152,360.45

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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.