Home / 362,553,638.73-543,443,269.72-206,772,010.96

Finding the Fourth Proportional to 362,553,638.73, 543,443,269.72 and 206,772,010.96

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Solution

The fourth proportional to 362,553,638.73, 543,443,269.72 and 206,772,010.96 is: 309,937,194.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,553,638.73 : 543,443,269.72 = 206,772,010.96 : x
  2. Step 2: Convert to fraction form
    362,553,638.73/543,443,269.72 = 206,772,010.96/x
  3. Step 3: Cross multiply
    362,553,638.73x = 543,443,269.72 × 206,772,010.96
  4. Step 4: Simplify right side
    362,553,638.73x = 112,368,857,721,485,840
  5. Step 5: Solve for x
    x = 112,368,857,721,485,840/362,553,638.73
  6. Step 6: Final answer
    x = 309,937,194.71

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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.