Home / 1,535,052,380.22-2,118,372,288.06-830,204,361.62

Finding the Fourth Proportional to 1,535,052,380.22, 2,118,372,288.06 and 830,204,361.62

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Solution

The fourth proportional to 1,535,052,380.22, 2,118,372,288.06 and 830,204,361.62 is: 1,145,682,020.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,052,380.22 : 2,118,372,288.06 = 830,204,361.62 : x
  2. Step 2: Convert to fraction form
    1,535,052,380.22/2,118,372,288.06 = 830,204,361.62/x
  3. Step 3: Cross multiply
    1,535,052,380.22x = 2,118,372,288.06 × 830,204,361.62
  4. Step 4: Simplify right side
    1,535,052,380.22x = 1,758,681,913,082,351,104
  5. Step 5: Solve for x
    x = 1,758,681,913,082,351,104/1,535,052,380.22
  6. Step 6: Final answer
    x = 1,145,682,020.85

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Double scale
Find fourth proportional to 1,535,052,381.22, 2,118,372,289.44 and 830,204,362.62
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.