Home / 545,155,504.20-817,733,256.30-222,039,376.20

Finding the Fourth Proportional to 545,155,504.20, 817,733,256.30 and 222,039,376.20

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Solution

The fourth proportional to 545,155,504.20, 817,733,256.30 and 222,039,376.20 is: 333,059,064.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,155,504.20 : 817,733,256.30 = 222,039,376.20 : x
  2. Step 2: Convert to fraction form
    545,155,504.20/817,733,256.30 = 222,039,376.20/x
  3. Step 3: Cross multiply
    545,155,504.20x = 817,733,256.30 × 222,039,376.20
  4. Step 4: Simplify right side
    545,155,504.20x = 181,568,982,126,846,688
  5. Step 5: Solve for x
    x = 181,568,982,126,846,688/545,155,504.20
  6. Step 6: Final answer
    x = 333,059,064.30

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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.