Home / 18,809,387,635.79-25,956,959,174.39-10,351,211,413.04

Finding the Fourth Proportional to 18,809,387,635.79, 25,956,959,174.39 and 10,351,211,413.04

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Solution

The fourth proportional to 18,809,387,635.79, 25,956,959,174.39 and 10,351,211,413.04 is: 14,284,674,081.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,809,387,635.79 : 25,956,959,174.39 = 10,351,211,413.04 : x
  2. Step 2: Convert to fraction form
    18,809,387,635.79/25,956,959,174.39 = 10,351,211,413.04/x
  3. Step 3: Cross multiply
    18,809,387,635.79x = 25,956,959,174.39 × 10,351,211,413.04
  4. Step 4: Simplify right side
    18,809,387,635.79x = 268,685,972,053,831,909,376
  5. Step 5: Solve for x
    x = 268,685,972,053,831,909,376/18,809,387,635.79
  6. Step 6: Final answer
    x = 14,284,674,081.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.