Home / 102,910,550.60-154,365,825.90-51,892,214.60

Finding the Fourth Proportional to 102,910,550.60, 154,365,825.90 and 51,892,214.60

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Solution

The fourth proportional to 102,910,550.60, 154,365,825.90 and 51,892,214.60 is: 77,838,321.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,910,550.60 : 154,365,825.90 = 51,892,214.60 : x
  2. Step 2: Convert to fraction form
    102,910,550.60/154,365,825.90 = 51,892,214.60/x
  3. Step 3: Cross multiply
    102,910,550.60x = 154,365,825.90 × 51,892,214.60
  4. Step 4: Simplify right side
    102,910,550.60x = 8,010,384,564,509,039
  5. Step 5: Solve for x
    x = 8,010,384,564,509,039/102,910,550.60
  6. Step 6: Final answer
    x = 77,838,321.90

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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.