Home / 118,948,361.85-178,418,616.71-48,916,166.85

Finding the Fourth Proportional to 118,948,361.85, 178,418,616.71 and 48,916,166.85

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Solution

The fourth proportional to 118,948,361.85, 178,418,616.71 and 48,916,166.85 is: 73,372,635.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,948,361.85 : 178,418,616.71 = 48,916,166.85 : x
  2. Step 2: Convert to fraction form
    118,948,361.85/178,418,616.71 = 48,916,166.85/x
  3. Step 3: Cross multiply
    118,948,361.85x = 178,418,616.71 × 48,916,166.85
  4. Step 4: Simplify right side
    118,948,361.85x = 8,727,554,823,887,978
  5. Step 5: Solve for x
    x = 8,727,554,823,887,978/118,948,361.85
  6. Step 6: Final answer
    x = 73,372,635.72

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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.