Home / 149,149,234.20-223,345,937.70-118,916,146.20

Finding the Fourth Proportional to 149,149,234.20, 223,345,937.70 and 118,916,146.20

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Solution

The fourth proportional to 149,149,234.20, 223,345,937.70 and 118,916,146.20 is: 178,072,910.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,149,234.20 : 223,345,937.70 = 118,916,146.20 : x
  2. Step 2: Convert to fraction form
    149,149,234.20/223,345,937.70 = 118,916,146.20/x
  3. Step 3: Cross multiply
    149,149,234.20x = 223,345,937.70 × 118,916,146.20
  4. Step 4: Simplify right side
    149,149,234.20x = 26,559,438,180,709,292
  5. Step 5: Solve for x
    x = 26,559,438,180,709,292/149,149,234.20
  6. Step 6: Final answer
    x = 178,072,910.15

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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.