Home / 17,815,589,869-24,585,530,132.91-9,787,450,472.05

Finding the Fourth Proportional to 17,815,589,869, 24,585,530,132.91 and 9,787,450,472.05

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Solution

The fourth proportional to 17,815,589,869, 24,585,530,132.91 and 9,787,450,472.05 is: 13,506,690,503.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,815,589,869 : 24,585,530,132.91 = 9,787,450,472.05 : x
  2. Step 2: Convert to fraction form
    17,815,589,869/24,585,530,132.91 = 9,787,450,472.05/x
  3. Step 3: Cross multiply
    17,815,589,869x = 24,585,530,132.91 × 9,787,450,472.05
  4. Step 4: Simplify right side
    17,815,589,869x = 240,629,658,504,949,465,088
  5. Step 5: Solve for x
    x = 240,629,658,504,949,465,088/17,815,589,869
  6. Step 6: Final answer
    x = 13,506,690,503.90

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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.