Home / 21,558,528,074.70-32,337,792,112.05-12,270,923,441.10

Finding the Fourth Proportional to 21,558,528,074.70, 32,337,792,112.05 and 12,270,923,441.10

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Solution

The fourth proportional to 21,558,528,074.70, 32,337,792,112.05 and 12,270,923,441.10 is: 18,406,385,161.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,558,528,074.70 : 32,337,792,112.05 = 12,270,923,441.10 : x
  2. Step 2: Convert to fraction form
    21,558,528,074.70/32,337,792,112.05 = 12,270,923,441.10/x
  3. Step 3: Cross multiply
    21,558,528,074.70x = 32,337,792,112.05 × 12,270,923,441.10
  4. Step 4: Simplify right side
    21,558,528,074.70x = 396,814,571,261,173,039,104
  5. Step 5: Solve for x
    x = 396,814,571,261,173,039,104/21,558,528,074.70
  6. Step 6: Final answer
    x = 18,406,385,161.65

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Double scale
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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.