Home / 888,045,784.55-1,329,517,760.03-543,672,016.55

Finding the Fourth Proportional to 888,045,784.55, 1,329,517,760.03 and 543,672,016.55

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Solution

The fourth proportional to 888,045,784.55, 1,329,517,760.03 and 543,672,016.55 is: 813,946,323.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,045,784.55 : 1,329,517,760.03 = 543,672,016.55 : x
  2. Step 2: Convert to fraction form
    888,045,784.55/1,329,517,760.03 = 543,672,016.55/x
  3. Step 3: Cross multiply
    888,045,784.55x = 1,329,517,760.03 × 543,672,016.55
  4. Step 4: Simplify right side
    888,045,784.55x = 722,821,601,631,830,656
  5. Step 5: Solve for x
    x = 722,821,601,631,830,656/888,045,784.55
  6. Step 6: Final answer
    x = 813,946,323.72

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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.