Home / 1,115,537,499.44-1,673,510,551.82-460,130,993.90

Finding the Fourth Proportional to 1,115,537,499.44, 1,673,510,551.82 and 460,130,993.90

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Solution

The fourth proportional to 1,115,537,499.44, 1,673,510,551.82 and 460,130,993.90 is: 690,280,760.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,537,499.44 : 1,673,510,551.82 = 460,130,993.90 : x
  2. Step 2: Convert to fraction form
    1,115,537,499.44/1,673,510,551.82 = 460,130,993.90/x
  3. Step 3: Cross multiply
    1,115,537,499.44x = 1,673,510,551.82 × 460,130,993.90
  4. Step 4: Simplify right side
    1,115,537,499.44x = 770,034,073,511,073,920
  5. Step 5: Solve for x
    x = 770,034,073,511,073,920/1,115,537,499.44
  6. Step 6: Final answer
    x = 690,280,760.53

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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.