Home / 1,613,573,243.36-2,226,672,288.96-899,071,879.64

Finding the Fourth Proportional to 1,613,573,243.36, 2,226,672,288.96 and 899,071,879.64

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Solution

The fourth proportional to 1,613,573,243.36, 2,226,672,288.96 and 899,071,879.64 is: 1,240,686,438.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,573,243.36 : 2,226,672,288.96 = 899,071,879.64 : x
  2. Step 2: Convert to fraction form
    1,613,573,243.36/2,226,672,288.96 = 899,071,879.64/x
  3. Step 3: Cross multiply
    1,613,573,243.36x = 2,226,672,288.96 × 899,071,879.64
  4. Step 4: Simplify right side
    1,613,573,243.36x = 2,001,938,440,177,568,512
  5. Step 5: Solve for x
    x = 2,001,938,440,177,568,512/1,613,573,243.36
  6. Step 6: Final answer
    x = 1,240,686,438.26

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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.