Home / 727,781,470.73-1,091,283,797.41-377,675,022.80

Finding the Fourth Proportional to 727,781,470.73, 1,091,283,797.41 and 377,675,022.80

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Solution

The fourth proportional to 727,781,470.73, 1,091,283,797.41 and 377,675,022.80 is: 566,310,973.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,781,470.73 : 1,091,283,797.41 = 377,675,022.80 : x
  2. Step 2: Convert to fraction form
    727,781,470.73/1,091,283,797.41 = 377,675,022.80/x
  3. Step 3: Cross multiply
    727,781,470.73x = 1,091,283,797.41 × 377,675,022.80
  4. Step 4: Simplify right side
    727,781,470.73x = 412,150,633,069,876,352
  5. Step 5: Solve for x
    x = 412,150,633,069,876,352/727,781,470.73
  6. Step 6: Final answer
    x = 566,310,973.34

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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.