Home / 1,471,621,028.64-2,206,610,514.48-488,513,673.12

Finding the Fourth Proportional to 1,471,621,028.64, 2,206,610,514.48 and 488,513,673.12

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Solution

The fourth proportional to 1,471,621,028.64, 2,206,610,514.48 and 488,513,673.12 is: 732,497,964.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,621,028.64 : 2,206,610,514.48 = 488,513,673.12 : x
  2. Step 2: Convert to fraction form
    1,471,621,028.64/2,206,610,514.48 = 488,513,673.12/x
  3. Step 3: Cross multiply
    1,471,621,028.64x = 2,206,610,514.48 × 488,513,673.12
  4. Step 4: Simplify right side
    1,471,621,028.64x = 1,077,959,407,573,837,824
  5. Step 5: Solve for x
    x = 1,077,959,407,573,837,824/1,471,621,028.64
  6. Step 6: Final answer
    x = 732,497,964.21

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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.