Home / 2,796,945,177.70-3,859,783,741.29-1,543,881,709.54

Finding the Fourth Proportional to 2,796,945,177.70, 3,859,783,741.29 and 1,543,881,709.54

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Solution

The fourth proportional to 2,796,945,177.70, 3,859,783,741.29 and 1,543,881,709.54 is: 2,130,556,425.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,796,945,177.70 : 3,859,783,741.29 = 1,543,881,709.54 : x
  2. Step 2: Convert to fraction form
    2,796,945,177.70/3,859,783,741.29 = 1,543,881,709.54/x
  3. Step 3: Cross multiply
    2,796,945,177.70x = 3,859,783,741.29 × 1,543,881,709.54
  4. Step 4: Simplify right side
    2,796,945,177.70x = 5,959,049,520,957,502,464
  5. Step 5: Solve for x
    x = 5,959,049,520,957,502,464/2,796,945,177.70
  6. Step 6: Final answer
    x = 2,130,556,425.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.