Home / 1,303,622,433.15-1,955,433,649.73-890,373,911.55

Finding the Fourth Proportional to 1,303,622,433.15, 1,955,433,649.73 and 890,373,911.55

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Solution

The fourth proportional to 1,303,622,433.15, 1,955,433,649.73 and 890,373,911.55 is: 1,335,560,867.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,622,433.15 : 1,955,433,649.73 = 890,373,911.55 : x
  2. Step 2: Convert to fraction form
    1,303,622,433.15/1,955,433,649.73 = 890,373,911.55/x
  3. Step 3: Cross multiply
    1,303,622,433.15x = 1,955,433,649.73 × 890,373,911.55
  4. Step 4: Simplify right side
    1,303,622,433.15x = 1,741,067,107,482,140,672
  5. Step 5: Solve for x
    x = 1,741,067,107,482,140,672/1,303,622,433.15
  6. Step 6: Final answer
    x = 1,335,560,867.33

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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.