Home / 2,100,150,447.64-2,898,266,055.42-1,160,413,628.92

Finding the Fourth Proportional to 2,100,150,447.64, 2,898,266,055.42 and 1,160,413,628.92

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Solution

The fourth proportional to 2,100,150,447.64, 2,898,266,055.42 and 1,160,413,628.92 is: 1,601,403,096.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,150,447.64 : 2,898,266,055.42 = 1,160,413,628.92 : x
  2. Step 2: Convert to fraction form
    2,100,150,447.64/2,898,266,055.42 = 1,160,413,628.92/x
  3. Step 3: Cross multiply
    2,100,150,447.64x = 2,898,266,055.42 × 1,160,413,628.92
  4. Step 4: Simplify right side
    2,100,150,447.64x = 3,363,187,430,945,576,448
  5. Step 5: Solve for x
    x = 3,363,187,430,945,576,448/2,100,150,447.64
  6. Step 6: Final answer
    x = 1,601,403,096.97

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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.