Home / 543,276,010.80-815,020,304.40-232,383,025.80

Finding the Fourth Proportional to 543,276,010.80, 815,020,304.40 and 232,383,025.80

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Solution

The fourth proportional to 543,276,010.80, 815,020,304.40 and 232,383,025.80 is: 348,620,002.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,276,010.80 : 815,020,304.40 = 232,383,025.80 : x
  2. Step 2: Convert to fraction form
    543,276,010.80/815,020,304.40 = 232,383,025.80/x
  3. Step 3: Cross multiply
    543,276,010.80x = 815,020,304.40 × 232,383,025.80
  4. Step 4: Simplify right side
    543,276,010.80x = 189,396,884,424,909,056
  5. Step 5: Solve for x
    x = 189,396,884,424,909,056/543,276,010.80
  6. Step 6: Final answer
    x = 348,620,002.83

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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.