Home / 1,161,303,010.20-1,741,954,515.30-580,827,720.60

Finding the Fourth Proportional to 1,161,303,010.20, 1,741,954,515.30 and 580,827,720.60

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Solution

The fourth proportional to 1,161,303,010.20, 1,741,954,515.30 and 580,827,720.60 is: 871,241,580.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,303,010.20 : 1,741,954,515.30 = 580,827,720.60 : x
  2. Step 2: Convert to fraction form
    1,161,303,010.20/1,741,954,515.30 = 580,827,720.60/x
  3. Step 3: Cross multiply
    1,161,303,010.20x = 1,741,954,515.30 × 580,827,720.60
  4. Step 4: Simplify right side
    1,161,303,010.20x = 1,011,775,470,510,576,896
  5. Step 5: Solve for x
    x = 1,011,775,470,510,576,896/1,161,303,010.20
  6. Step 6: Final answer
    x = 871,241,580.90

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Half scale
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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.