Home / 1,976,679,613.86-2,728,059,779.07-1,141,302,782.04

Finding the Fourth Proportional to 1,976,679,613.86, 2,728,059,779.07 and 1,141,302,782.04

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Solution

The fourth proportional to 1,976,679,613.86, 2,728,059,779.07 and 1,141,302,782.04 is: 1,575,137,515.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,679,613.86 : 2,728,059,779.07 = 1,141,302,782.04 : x
  2. Step 2: Convert to fraction form
    1,976,679,613.86/2,728,059,779.07 = 1,141,302,782.04/x
  3. Step 3: Cross multiply
    1,976,679,613.86x = 2,728,059,779.07 × 1,141,302,782.04
  4. Step 4: Simplify right side
    1,976,679,613.86x = 3,113,542,215,424,018,944
  5. Step 5: Solve for x
    x = 3,113,542,215,424,018,944/1,976,679,613.86
  6. Step 6: Final answer
    x = 1,575,137,515.25

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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.