Home / 888,045,785.55-1,329,517,761.52-543,672,017.55

Finding the Fourth Proportional to 888,045,785.55, 1,329,517,761.52 and 543,672,017.55

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Solution

The fourth proportional to 888,045,785.55, 1,329,517,761.52 and 543,672,017.55 is: 813,946,325.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,045,785.55 : 1,329,517,761.52 = 543,672,017.55 : x
  2. Step 2: Convert to fraction form
    888,045,785.55/1,329,517,761.52 = 543,672,017.55/x
  3. Step 3: Cross multiply
    888,045,785.55x = 1,329,517,761.52 × 543,672,017.55
  4. Step 4: Simplify right side
    888,045,785.55x = 722,821,603,774,138,112
  5. Step 5: Solve for x
    x = 722,821,603,774,138,112/888,045,785.55
  6. Step 6: Final answer
    x = 813,946,325.22

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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.