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Finding the Fourth Proportional to 1,082,665,774.03, 1,494,079,873.92 and 587,628,584.59

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Solution

The fourth proportional to 1,082,665,774.03, 1,494,079,873.92 and 587,628,584.59 is: 810,928,046.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,665,774.03 : 1,494,079,873.92 = 587,628,584.59 : x
  2. Step 2: Convert to fraction form
    1,082,665,774.03/1,494,079,873.92 = 587,628,584.59/x
  3. Step 3: Cross multiply
    1,082,665,774.03x = 1,494,079,873.92 × 587,628,584.59
  4. Step 4: Simplify right side
    1,082,665,774.03x = 877,964,041,573,077,120
  5. Step 5: Solve for x
    x = 877,964,041,573,077,120/1,082,665,774.03
  6. Step 6: Final answer
    x = 810,928,046.89

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Double scale
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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.