Home / 888,045,765.80-1,329,517,731.90-543,671,997.80

Finding the Fourth Proportional to 888,045,765.80, 1,329,517,731.90 and 543,671,997.80

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Solution

The fourth proportional to 888,045,765.80, 1,329,517,731.90 and 543,671,997.80 is: 813,946,295.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,045,765.80 : 1,329,517,731.90 = 543,671,997.80 : x
  2. Step 2: Convert to fraction form
    888,045,765.80/1,329,517,731.90 = 543,671,997.80/x
  3. Step 3: Cross multiply
    888,045,765.80x = 1,329,517,731.90 × 543,671,997.80
  4. Step 4: Simplify right side
    888,045,765.80x = 722,821,561,412,597,760
  5. Step 5: Solve for x
    x = 722,821,561,412,597,760/888,045,765.80
  6. Step 6: Final answer
    x = 813,946,295.62

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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.