Home / 1,116,280,847.80-1,674,673,530.33-369,294,867.64

Finding the Fourth Proportional to 1,116,280,847.80, 1,674,673,530.33 and 369,294,867.64

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Solution

The fourth proportional to 1,116,280,847.80, 1,674,673,530.33 and 369,294,867.64 is: 554,025,755.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,280,847.80 : 1,674,673,530.33 = 369,294,867.64 : x
  2. Step 2: Convert to fraction form
    1,116,280,847.80/1,674,673,530.33 = 369,294,867.64/x
  3. Step 3: Cross multiply
    1,116,280,847.80x = 1,674,673,530.33 × 369,294,867.64
  4. Step 4: Simplify right side
    1,116,280,847.80x = 618,448,339,726,223,872
  5. Step 5: Solve for x
    x = 618,448,339,726,223,872/1,116,280,847.80
  6. Step 6: Final answer
    x = 554,025,755.21

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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.