Home / 118,835,999.10-178,537,433.85-106,364,850.30

Finding the Fourth Proportional to 118,835,999.10, 178,537,433.85 and 106,364,850.30

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Solution

The fourth proportional to 118,835,999.10, 178,537,433.85 and 106,364,850.30 is: 159,800,965.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,835,999.10 : 178,537,433.85 = 106,364,850.30 : x
  2. Step 2: Convert to fraction form
    118,835,999.10/178,537,433.85 = 106,364,850.30/x
  3. Step 3: Cross multiply
    118,835,999.10x = 178,537,433.85 × 106,364,850.30
  4. Step 4: Simplify right side
    118,835,999.10x = 18,990,107,424,401,400
  5. Step 5: Solve for x
    x = 18,990,107,424,401,400/118,835,999.10
  6. Step 6: Final answer
    x = 159,800,965.77

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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.