Home / 587,087,640.12-810,181,462.50-322,774,129.56

Finding the Fourth Proportional to 587,087,640.12, 810,181,462.50 and 322,774,129.56

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Solution

The fourth proportional to 587,087,640.12, 810,181,462.50 and 322,774,129.56 is: 445,428,584.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,087,640.12 : 810,181,462.50 = 322,774,129.56 : x
  2. Step 2: Convert to fraction form
    587,087,640.12/810,181,462.50 = 322,774,129.56/x
  3. Step 3: Cross multiply
    587,087,640.12x = 810,181,462.50 × 322,774,129.56
  4. Step 4: Simplify right side
    587,087,640.12x = 261,505,616,344,085,280
  5. Step 5: Solve for x
    x = 261,505,616,344,085,280/587,087,640.12
  6. Step 6: Final answer
    x = 445,428,584.21

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