Home / 472,410,334.20-708,615,501.30-185,195,998.20

Finding the Fourth Proportional to 472,410,334.20, 708,615,501.30 and 185,195,998.20

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Solution

The fourth proportional to 472,410,334.20, 708,615,501.30 and 185,195,998.20 is: 277,793,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,410,334.20 : 708,615,501.30 = 185,195,998.20 : x
  2. Step 2: Convert to fraction form
    472,410,334.20/708,615,501.30 = 185,195,998.20/x
  3. Step 3: Cross multiply
    472,410,334.20x = 708,615,501.30 × 185,195,998.20
  4. Step 4: Simplify right side
    472,410,334.20x = 131,232,755,103,246,880
  5. Step 5: Solve for x
    x = 131,232,755,103,246,880/472,410,334.20
  6. Step 6: Final answer
    x = 277,793,997.30

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Double scale
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Similar ratio
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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.