Home / 461,005,992.38-636,190,186.23-249,312,822.97

Finding the Fourth Proportional to 461,005,992.38, 636,190,186.23 and 249,312,822.97

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Solution

The fourth proportional to 461,005,992.38, 636,190,186.23 and 249,312,822.97 is: 344,052,732.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,005,992.38 : 636,190,186.23 = 249,312,822.97 : x
  2. Step 2: Convert to fraction form
    461,005,992.38/636,190,186.23 = 249,312,822.97/x
  3. Step 3: Cross multiply
    461,005,992.38x = 636,190,186.23 × 249,312,822.97
  4. Step 4: Simplify right side
    461,005,992.38x = 158,610,371,274,811,328
  5. Step 5: Solve for x
    x = 158,610,371,274,811,328/461,005,992.38
  6. Step 6: Final answer
    x = 344,052,732.28

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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.