Home / 1,091,502,074.80-1,637,253,112.20-1,007,321,820.40

Finding the Fourth Proportional to 1,091,502,074.80, 1,637,253,112.20 and 1,007,321,820.40

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Solution

The fourth proportional to 1,091,502,074.80, 1,637,253,112.20 and 1,007,321,820.40 is: 1,510,982,730.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,502,074.80 : 1,637,253,112.20 = 1,007,321,820.40 : x
  2. Step 2: Convert to fraction form
    1,091,502,074.80/1,637,253,112.20 = 1,007,321,820.40/x
  3. Step 3: Cross multiply
    1,091,502,074.80x = 1,637,253,112.20 × 1,007,321,820.40
  4. Step 4: Simplify right side
    1,091,502,074.80x = 1,649,240,785,436,869,376
  5. Step 5: Solve for x
    x = 1,649,240,785,436,869,376/1,091,502,074.80
  6. Step 6: Final answer
    x = 1,510,982,730.60

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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.