Home / 17,028,934,438.40-25,552,956,806.40-7,212,611,571.20

Finding the Fourth Proportional to 17,028,934,438.40, 25,552,956,806.40 and 7,212,611,571.20

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Solution

The fourth proportional to 17,028,934,438.40, 25,552,956,806.40 and 7,212,611,571.20 is: 10,822,964,443.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,028,934,438.40 : 25,552,956,806.40 = 7,212,611,571.20 : x
  2. Step 2: Convert to fraction form
    17,028,934,438.40/25,552,956,806.40 = 7,212,611,571.20/x
  3. Step 3: Cross multiply
    17,028,934,438.40x = 25,552,956,806.40 × 7,212,611,571.20
  4. Step 4: Simplify right side
    17,028,934,438.40x = 184,303,551,940,214,456,320
  5. Step 5: Solve for x
    x = 184,303,551,940,214,456,320/17,028,934,438.40
  6. Step 6: Final answer
    x = 10,822,964,443.66

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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.