Home / 1,976,679,613.88-2,728,059,779.16-1,141,302,782.04

Finding the Fourth Proportional to 1,976,679,613.88, 2,728,059,779.16 and 1,141,302,782.04

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Solution

The fourth proportional to 1,976,679,613.88, 2,728,059,779.16 and 1,141,302,782.04 is: 1,575,137,515.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,679,613.88 : 2,728,059,779.16 = 1,141,302,782.04 : x
  2. Step 2: Convert to fraction form
    1,976,679,613.88/2,728,059,779.16 = 1,141,302,782.04/x
  3. Step 3: Cross multiply
    1,976,679,613.88x = 2,728,059,779.16 × 1,141,302,782.04
  4. Step 4: Simplify right side
    1,976,679,613.88x = 3,113,542,215,526,735,872
  5. Step 5: Solve for x
    x = 3,113,542,215,526,735,872/1,976,679,613.88
  6. Step 6: Final answer
    x = 1,575,137,515.29

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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.