Home / 1,765,152,149.10-2,647,728,223.65-1,152,932,117.10

Finding the Fourth Proportional to 1,765,152,149.10, 2,647,728,223.65 and 1,152,932,117.10

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Solution

The fourth proportional to 1,765,152,149.10, 2,647,728,223.65 and 1,152,932,117.10 is: 1,729,398,175.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,152,149.10 : 2,647,728,223.65 = 1,152,932,117.10 : x
  2. Step 2: Convert to fraction form
    1,765,152,149.10/2,647,728,223.65 = 1,152,932,117.10/x
  3. Step 3: Cross multiply
    1,765,152,149.10x = 2,647,728,223.65 × 1,152,932,117.10
  4. Step 4: Simplify right side
    1,765,152,149.10x = 3,052,650,906,398,216,704
  5. Step 5: Solve for x
    x = 3,052,650,906,398,216,704/1,765,152,149.10
  6. Step 6: Final answer
    x = 1,729,398,175.65

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Half scale
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Double scale
Find fourth proportional to 1,765,152,150.10, 2,647,728,225.15 and 1,152,932,118.10
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.