Home / 139,850,999.10-209,776,498.65-110,940,608.70

Finding the Fourth Proportional to 139,850,999.10, 209,776,498.65 and 110,940,608.70

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Solution

The fourth proportional to 139,850,999.10, 209,776,498.65 and 110,940,608.70 is: 166,410,913.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,850,999.10 : 209,776,498.65 = 110,940,608.70 : x
  2. Step 2: Convert to fraction form
    139,850,999.10/209,776,498.65 = 110,940,608.70/x
  3. Step 3: Cross multiply
    139,850,999.10x = 209,776,498.65 × 110,940,608.70
  4. Step 4: Simplify right side
    139,850,999.10x = 23,272,732,451,185,728
  5. Step 5: Solve for x
    x = 23,272,732,451,185,728/139,850,999.10
  6. Step 6: Final answer
    x = 166,410,913.05

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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.