Home / 1,091,584,090.80-1,637,376,136.20-897,873,846.30

Finding the Fourth Proportional to 1,091,584,090.80, 1,637,376,136.20 and 897,873,846.30

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Solution

The fourth proportional to 1,091,584,090.80, 1,637,376,136.20 and 897,873,846.30 is: 1,346,810,769.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,584,090.80 : 1,637,376,136.20 = 897,873,846.30 : x
  2. Step 2: Convert to fraction form
    1,091,584,090.80/1,637,376,136.20 = 897,873,846.30/x
  3. Step 3: Cross multiply
    1,091,584,090.80x = 1,637,376,136.20 × 897,873,846.30
  4. Step 4: Simplify right side
    1,091,584,090.80x = 1,470,157,209,249,726,720
  5. Step 5: Solve for x
    x = 1,470,157,209,249,726,720/1,091,584,090.80
  6. Step 6: Final answer
    x = 1,346,810,769.45

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Double scale
Find fourth proportional to 1,091,584,091.80, 1,637,376,137.70 and 897,873,847.30
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.