Home / 1,819,181,201.10-2,728,771,801.65-1,589,598,689.10

Finding the Fourth Proportional to 1,819,181,201.10, 2,728,771,801.65 and 1,589,598,689.10

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Solution

The fourth proportional to 1,819,181,201.10, 2,728,771,801.65 and 1,589,598,689.10 is: 2,384,398,033.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,181,201.10 : 2,728,771,801.65 = 1,589,598,689.10 : x
  2. Step 2: Convert to fraction form
    1,819,181,201.10/2,728,771,801.65 = 1,589,598,689.10/x
  3. Step 3: Cross multiply
    1,819,181,201.10x = 2,728,771,801.65 × 1,589,598,689.10
  4. Step 4: Simplify right side
    1,819,181,201.10x = 4,337,652,078,755,885,056
  5. Step 5: Solve for x
    x = 4,337,652,078,755,885,056/1,819,181,201.10
  6. Step 6: Final answer
    x = 2,384,398,033.65

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Double scale
Find fourth proportional to 1,819,181,202.10, 2,728,771,803.15 and 1,589,598,690.10
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.