Home / 18,858,729,168.30-28,288,093,752.45-5,594,465,693.10

Finding the Fourth Proportional to 18,858,729,168.30, 28,288,093,752.45 and 5,594,465,693.10

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Solution

The fourth proportional to 18,858,729,168.30, 28,288,093,752.45 and 5,594,465,693.10 is: 8,391,698,539.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,858,729,168.30 : 28,288,093,752.45 = 5,594,465,693.10 : x
  2. Step 2: Convert to fraction form
    18,858,729,168.30/28,288,093,752.45 = 5,594,465,693.10/x
  3. Step 3: Cross multiply
    18,858,729,168.30x = 28,288,093,752.45 × 5,594,465,693.10
  4. Step 4: Simplify right side
    18,858,729,168.30x = 158,256,770,021,277,990,912
  5. Step 5: Solve for x
    x = 158,256,770,021,277,990,912/18,858,729,168.30
  6. Step 6: Final answer
    x = 8,391,698,539.65

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1.5x scale

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.