Home / 7,470,072,028.80-11,205,108,043.20-1,949,330,060.55

Finding the Fourth Proportional to 7,470,072,028.80, 11,205,108,043.20 and 1,949,330,060.55

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Solution

The fourth proportional to 7,470,072,028.80, 11,205,108,043.20 and 1,949,330,060.55 is: 2,923,995,090.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,470,072,028.80 : 11,205,108,043.20 = 1,949,330,060.55 : x
  2. Step 2: Convert to fraction form
    7,470,072,028.80/11,205,108,043.20 = 1,949,330,060.55/x
  3. Step 3: Cross multiply
    7,470,072,028.80x = 11,205,108,043.20 × 1,949,330,060.55
  4. Step 4: Simplify right side
    7,470,072,028.80x = 21,842,453,940,320,350,208
  5. Step 5: Solve for x
    x = 21,842,453,940,320,350,208/7,470,072,028.80
  6. Step 6: Final answer
    x = 2,923,995,090.83

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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.