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Finding the Fourth Proportional to 176,093,999.60, 264,140,999.40 and 156,722,975.15

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Solution

The fourth proportional to 176,093,999.60, 264,140,999.40 and 156,722,975.15 is: 235,084,462.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,093,999.60 : 264,140,999.40 = 156,722,975.15 : x
  2. Step 2: Convert to fraction form
    176,093,999.60/264,140,999.40 = 156,722,975.15/x
  3. Step 3: Cross multiply
    176,093,999.60x = 264,140,999.40 × 156,722,975.15
  4. Step 4: Simplify right side
    176,093,999.60x = 41,396,963,285,062,368
  5. Step 5: Solve for x
    x = 41,396,963,285,062,368/176,093,999.60
  6. Step 6: Final answer
    x = 235,084,462.73

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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.