Home / 18,504,357,566.40-27,772,408,720.80-7,470,792,100.80

Finding the Fourth Proportional to 18,504,357,566.40, 27,772,408,720.80 and 7,470,792,100.80

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Solution

The fourth proportional to 18,504,357,566.40, 27,772,408,720.80 and 7,470,792,100.80 is: 11,212,596,327.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,504,357,566.40 : 27,772,408,720.80 = 7,470,792,100.80 : x
  2. Step 2: Convert to fraction form
    18,504,357,566.40/27,772,408,720.80 = 7,470,792,100.80/x
  3. Step 3: Cross multiply
    18,504,357,566.40x = 27,772,408,720.80 × 7,470,792,100.80
  4. Step 4: Simplify right side
    18,504,357,566.40x = 207,481,891,691,541,659,648
  5. Step 5: Solve for x
    x = 207,481,891,691,541,659,648/18,504,357,566.40
  6. Step 6: Final answer
    x = 11,212,596,327.49

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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.