Home / 18,504,357,564.90-27,772,408,718.55-7,470,792,099.30

Finding the Fourth Proportional to 18,504,357,564.90, 27,772,408,718.55 and 7,470,792,099.30

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Solution

The fourth proportional to 18,504,357,564.90, 27,772,408,718.55 and 7,470,792,099.30 is: 11,212,596,325.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,504,357,564.90 : 27,772,408,718.55 = 7,470,792,099.30 : x
  2. Step 2: Convert to fraction form
    18,504,357,564.90/27,772,408,718.55 = 7,470,792,099.30/x
  3. Step 3: Cross multiply
    18,504,357,564.90x = 27,772,408,718.55 × 7,470,792,099.30
  4. Step 4: Simplify right side
    18,504,357,564.90x = 207,481,891,633,073,782,784
  5. Step 5: Solve for x
    x = 207,481,891,633,073,782,784/18,504,357,564.90
  6. Step 6: Final answer
    x = 11,212,596,325.24

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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.