Home / 1,180,467,079.20-1,770,700,618.80-362,579,380.20

Finding the Fourth Proportional to 1,180,467,079.20, 1,770,700,618.80 and 362,579,380.20

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Solution

The fourth proportional to 1,180,467,079.20, 1,770,700,618.80 and 362,579,380.20 is: 543,869,070.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,467,079.20 : 1,770,700,618.80 = 362,579,380.20 : x
  2. Step 2: Convert to fraction form
    1,180,467,079.20/1,770,700,618.80 = 362,579,380.20/x
  3. Step 3: Cross multiply
    1,180,467,079.20x = 1,770,700,618.80 × 362,579,380.20
  4. Step 4: Simplify right side
    1,180,467,079.20x = 642,019,532,884,260,480
  5. Step 5: Solve for x
    x = 642,019,532,884,260,480/1,180,467,079.20
  6. Step 6: Final answer
    x = 543,869,070.30

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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.