Home / 19,157,045,449.20-28,735,568,173.80-15,932,182,729.20

Finding the Fourth Proportional to 19,157,045,449.20, 28,735,568,173.80 and 15,932,182,729.20

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Solution

The fourth proportional to 19,157,045,449.20, 28,735,568,173.80 and 15,932,182,729.20 is: 23,898,274,093.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,157,045,449.20 : 28,735,568,173.80 = 15,932,182,729.20 : x
  2. Step 2: Convert to fraction form
    19,157,045,449.20/28,735,568,173.80 = 15,932,182,729.20/x
  3. Step 3: Cross multiply
    19,157,045,449.20x = 28,735,568,173.80 × 15,932,182,729.20
  4. Step 4: Simplify right side
    19,157,045,449.20x = 457,820,322,972,365,553,664
  5. Step 5: Solve for x
    x = 457,820,322,972,365,553,664/19,157,045,449.20
  6. Step 6: Final answer
    x = 23,898,274,093.80

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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.