Home / 1,300,100,929,839.30-1,794,143,475,491.60-722,037,448,616.50

Finding the Fourth Proportional to 1,300,100,929,839.30, 1,794,143,475,491.60 and 722,037,448,616.50

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Solution

The fourth proportional to 1,300,100,929,839.30, 1,794,143,475,491.60 and 722,037,448,616.50 is: 996,414,007,377.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,100,929,839.30 : 1,794,143,475,491.60 = 722,037,448,616.50 : x
  2. Step 2: Convert to fraction form
    1,300,100,929,839.30/1,794,143,475,491.60 = 722,037,448,616.50/x
  3. Step 3: Cross multiply
    1,300,100,929,839.30x = 1,794,143,475,491.60 × 722,037,448,616.50
  4. Step 4: Simplify right side
    1,300,100,929,839.30x = 1,295,438,777,495,895,062,609,920
  5. Step 5: Solve for x
    x = 1,295,438,777,495,895,062,609,920/1,300,100,929,839.30
  6. Step 6: Final answer
    x = 996,414,007,377.12

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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.