Home / 1,150,687,851,208.20-1,587,959,137,318.80-656,317,449,696.15

Finding the Fourth Proportional to 1,150,687,851,208.20, 1,587,959,137,318.80 and 656,317,449,696.15

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Solution

The fourth proportional to 1,150,687,851,208.20, 1,587,959,137,318.80 and 656,317,449,696.15 is: 905,723,728,752.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,687,851,208.20 : 1,587,959,137,318.80 = 656,317,449,696.15 : x
  2. Step 2: Convert to fraction form
    1,150,687,851,208.20/1,587,959,137,318.80 = 656,317,449,696.15/x
  3. Step 3: Cross multiply
    1,150,687,851,208.20x = 1,587,959,137,318.80 × 656,317,449,696.15
  4. Step 4: Simplify right side
    1,150,687,851,208.20x = 1,042,205,291,226,773,334,261,760
  5. Step 5: Solve for x
    x = 1,042,205,291,226,773,334,261,760/1,150,687,851,208.20
  6. Step 6: Final answer
    x = 905,723,728,752.74

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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.