Home / 173,820,336,490.92-260,760,208,892.52-71,661,084,395.68

Finding the Fourth Proportional to 173,820,336,490.92, 260,760,208,892.52 and 71,661,084,395.68

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Solution

The fourth proportional to 173,820,336,490.92, 260,760,208,892.52 and 71,661,084,395.68 is: 107,503,872,755.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,820,336,490.92 : 260,760,208,892.52 = 71,661,084,395.68 : x
  2. Step 2: Convert to fraction form
    173,820,336,490.92/260,760,208,892.52 = 71,661,084,395.68/x
  3. Step 3: Cross multiply
    173,820,336,490.92x = 260,760,208,892.52 × 71,661,084,395.68
  4. Step 4: Simplify right side
    173,820,336,490.92x = 18,686,359,336,482,020,261,888
  5. Step 5: Solve for x
    x = 18,686,359,336,482,020,261,888/173,820,336,490.92
  6. Step 6: Final answer
    x = 107,503,872,755.75

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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.