Home / 461,393,085.28-636,726,428.37-263,164,620.88

Finding the Fourth Proportional to 461,393,085.28, 636,726,428.37 and 263,164,620.88

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Solution

The fourth proportional to 461,393,085.28, 636,726,428.37 and 263,164,620.88 is: 363,169,441.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,393,085.28 : 636,726,428.37 = 263,164,620.88 : x
  2. Step 2: Convert to fraction form
    461,393,085.28/636,726,428.37 = 263,164,620.88/x
  3. Step 3: Cross multiply
    461,393,085.28x = 636,726,428.37 × 263,164,620.88
  4. Step 4: Simplify right side
    461,393,085.28x = 167,563,869,126,267,520
  5. Step 5: Solve for x
    x = 167,563,869,126,267,520/461,393,085.28
  6. Step 6: Final answer
    x = 363,169,441.57

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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.