Home / 1,300,917,302,806.80-1,795,308,932,105.20-714,987,917,012.80

Finding the Fourth Proportional to 1,300,917,302,806.80, 1,795,308,932,105.20 and 714,987,917,012.80

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Solution

The fourth proportional to 1,300,917,302,806.80, 1,795,308,932,105.20 and 714,987,917,012.80 is: 986,706,988,208.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,917,302,806.80 : 1,795,308,932,105.20 = 714,987,917,012.80 : x
  2. Step 2: Convert to fraction form
    1,300,917,302,806.80/1,795,308,932,105.20 = 714,987,917,012.80/x
  3. Step 3: Cross multiply
    1,300,917,302,806.80x = 1,795,308,932,105.20 × 714,987,917,012.80
  4. Step 4: Simplify right side
    1,300,917,302,806.80x = 1,283,624,193,760,371,459,227,648
  5. Step 5: Solve for x
    x = 1,283,624,193,760,371,459,227,648/1,300,917,302,806.80
  6. Step 6: Final answer
    x = 986,706,988,208.15

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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.