Home / 888,045,774.80-1,329,517,745.40-543,672,006.80

Finding the Fourth Proportional to 888,045,774.80, 1,329,517,745.40 and 543,672,006.80

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Solution

The fourth proportional to 888,045,774.80, 1,329,517,745.40 and 543,672,006.80 is: 813,946,309.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,045,774.80 : 1,329,517,745.40 = 543,672,006.80 : x
  2. Step 2: Convert to fraction form
    888,045,774.80/1,329,517,745.40 = 543,672,006.80/x
  3. Step 3: Cross multiply
    888,045,774.80x = 1,329,517,745.40 × 543,672,006.80
  4. Step 4: Simplify right side
    888,045,774.80x = 722,821,580,717,829,504
  5. Step 5: Solve for x
    x = 722,821,580,717,829,504/888,045,774.80
  6. Step 6: Final answer
    x = 813,946,309.11

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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.