Home / 1,116,280,847.90-1,674,673,530.46-369,294,867.73

Finding the Fourth Proportional to 1,116,280,847.90, 1,674,673,530.46 and 369,294,867.73

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Solution

The fourth proportional to 1,116,280,847.90, 1,674,673,530.46 and 369,294,867.73 is: 554,025,755.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,280,847.90 : 1,674,673,530.46 = 369,294,867.73 : x
  2. Step 2: Convert to fraction form
    1,116,280,847.90/1,674,673,530.46 = 369,294,867.73/x
  3. Step 3: Cross multiply
    1,116,280,847.90x = 1,674,673,530.46 × 369,294,867.73
  4. Step 4: Simplify right side
    1,116,280,847.90x = 618,448,339,923,327,872
  5. Step 5: Solve for x
    x = 618,448,339,923,327,872/1,116,280,847.90
  6. Step 6: Final answer
    x = 554,025,755.33

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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.