Home / 2,414,448,047.15-3,621,672,070.73-861,790,021.55

Finding the Fourth Proportional to 2,414,448,047.15, 3,621,672,070.73 and 861,790,021.55

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Solution

The fourth proportional to 2,414,448,047.15, 3,621,672,070.73 and 861,790,021.55 is: 1,292,685,032.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,414,448,047.15 : 3,621,672,070.73 = 861,790,021.55 : x
  2. Step 2: Convert to fraction form
    2,414,448,047.15/3,621,672,070.73 = 861,790,021.55/x
  3. Step 3: Cross multiply
    2,414,448,047.15x = 3,621,672,070.73 × 861,790,021.55
  4. Step 4: Simplify right side
    2,414,448,047.15x = 3,121,120,851,881,439,744
  5. Step 5: Solve for x
    x = 3,121,120,851,881,439,744/2,414,448,047.15
  6. Step 6: Final answer
    x = 1,292,685,032.33

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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.