Home / 744,082,072.80-1,116,123,109.20-582,661,989.60

Finding the Fourth Proportional to 744,082,072.80, 1,116,123,109.20 and 582,661,989.60

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Solution

The fourth proportional to 744,082,072.80, 1,116,123,109.20 and 582,661,989.60 is: 873,992,984.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,082,072.80 : 1,116,123,109.20 = 582,661,989.60 : x
  2. Step 2: Convert to fraction form
    744,082,072.80/1,116,123,109.20 = 582,661,989.60/x
  3. Step 3: Cross multiply
    744,082,072.80x = 1,116,123,109.20 × 582,661,989.60
  4. Step 4: Simplify right side
    744,082,072.80x = 650,322,511,445,010,176
  5. Step 5: Solve for x
    x = 650,322,511,445,010,176/744,082,072.80
  6. Step 6: Final answer
    x = 873,992,984.40

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1.5x scale

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.