Home / 1,090,467,090.30-1,635,700,635.45-655,110,623.10

Finding the Fourth Proportional to 1,090,467,090.30, 1,635,700,635.45 and 655,110,623.10

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Solution

The fourth proportional to 1,090,467,090.30, 1,635,700,635.45 and 655,110,623.10 is: 982,665,934.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,467,090.30 : 1,635,700,635.45 = 655,110,623.10 : x
  2. Step 2: Convert to fraction form
    1,090,467,090.30/1,635,700,635.45 = 655,110,623.10/x
  3. Step 3: Cross multiply
    1,090,467,090.30x = 1,635,700,635.45 × 655,110,623.10
  4. Step 4: Simplify right side
    1,090,467,090.30x = 1,071,564,862,494,715,520
  5. Step 5: Solve for x
    x = 1,071,564,862,494,715,520/1,090,467,090.30
  6. Step 6: Final answer
    x = 982,665,934.65

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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.