Home / 1,206,037,084.36-1,808,672,114.22-387,958,960.84

Finding the Fourth Proportional to 1,206,037,084.36, 1,808,672,114.22 and 387,958,960.84

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Solution

The fourth proportional to 1,206,037,084.36, 1,808,672,114.22 and 387,958,960.84 is: 581,815,072.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,037,084.36 : 1,808,672,114.22 = 387,958,960.84 : x
  2. Step 2: Convert to fraction form
    1,206,037,084.36/1,808,672,114.22 = 387,958,960.84/x
  3. Step 3: Cross multiply
    1,206,037,084.36x = 1,808,672,114.22 × 387,958,960.84
  4. Step 4: Simplify right side
    1,206,037,084.36x = 701,690,553,933,076,992
  5. Step 5: Solve for x
    x = 701,690,553,933,076,992/1,206,037,084.36
  6. Step 6: Final answer
    x = 581,815,072.71

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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.