Home / 6,922,978,129.40-10,384,467,194.10-2,015,812,023.80

Finding the Fourth Proportional to 6,922,978,129.40, 10,384,467,194.10 and 2,015,812,023.80

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Solution

The fourth proportional to 6,922,978,129.40, 10,384,467,194.10 and 2,015,812,023.80 is: 3,023,718,035.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,922,978,129.40 : 10,384,467,194.10 = 2,015,812,023.80 : x
  2. Step 2: Convert to fraction form
    6,922,978,129.40/10,384,467,194.10 = 2,015,812,023.80/x
  3. Step 3: Cross multiply
    6,922,978,129.40x = 10,384,467,194.10 × 2,015,812,023.80
  4. Step 4: Simplify right side
    6,922,978,129.40x = 20,933,133,830,623,428,608
  5. Step 5: Solve for x
    x = 20,933,133,830,623,428,608/6,922,978,129.40
  6. Step 6: Final answer
    x = 3,023,718,035.70

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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.