Home / 19,622,647,949.40-29,433,971,924.10-18,107,403,370.20

Finding the Fourth Proportional to 19,622,647,949.40, 29,433,971,924.10 and 18,107,403,370.20

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Solution

The fourth proportional to 19,622,647,949.40, 29,433,971,924.10 and 18,107,403,370.20 is: 27,161,105,055.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,622,647,949.40 : 29,433,971,924.10 = 18,107,403,370.20 : x
  2. Step 2: Convert to fraction form
    19,622,647,949.40/29,433,971,924.10 = 18,107,403,370.20/x
  3. Step 3: Cross multiply
    19,622,647,949.40x = 29,433,971,924.10 × 18,107,403,370.20
  4. Step 4: Simplify right side
    19,622,647,949.40x = 532,972,802,416,820,486,144
  5. Step 5: Solve for x
    x = 532,972,802,416,820,486,144/19,622,647,949.40
  6. Step 6: Final answer
    x = 27,161,105,055.30

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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.