Home / 461,393,086.78-636,726,430.44-263,164,622.38

Finding the Fourth Proportional to 461,393,086.78, 636,726,430.44 and 263,164,622.38

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Solution

The fourth proportional to 461,393,086.78, 636,726,430.44 and 263,164,622.38 is: 363,169,443.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,393,086.78 : 636,726,430.44 = 263,164,622.38 : x
  2. Step 2: Convert to fraction form
    461,393,086.78/636,726,430.44 = 263,164,622.38/x
  3. Step 3: Cross multiply
    461,393,086.78x = 636,726,430.44 × 263,164,622.38
  4. Step 4: Simplify right side
    461,393,086.78x = 167,563,870,626,107,936
  5. Step 5: Solve for x
    x = 167,563,870,626,107,936/461,393,086.78
  6. Step 6: Final answer
    x = 363,169,443.64

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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.