Home / 567,721,718.40-783,451,408.32-329,588,999.04

Finding the Fourth Proportional to 567,721,718.40, 783,451,408.32 and 329,588,999.04

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Solution

The fourth proportional to 567,721,718.40, 783,451,408.32 and 329,588,999.04 is: 454,830,169.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,721,718.40 : 783,451,408.32 = 329,588,999.04 : x
  2. Step 2: Convert to fraction form
    567,721,718.40/783,451,408.32 = 329,588,999.04/x
  3. Step 3: Cross multiply
    567,721,718.40x = 783,451,408.32 × 329,588,999.04
  4. Step 4: Simplify right side
    567,721,718.40x = 258,216,965,464,667,168
  5. Step 5: Solve for x
    x = 258,216,965,464,667,168/567,721,718.40
  6. Step 6: Final answer
    x = 454,830,169.60

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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.