Home / 1,300,100,929,838.30-1,794,143,475,490.20-722,037,448,615.50

Finding the Fourth Proportional to 1,300,100,929,838.30, 1,794,143,475,490.20 and 722,037,448,615.50

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Solution

The fourth proportional to 1,300,100,929,838.30, 1,794,143,475,490.20 and 722,037,448,615.50 is: 996,414,007,375.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,100,929,838.30 : 1,794,143,475,490.20 = 722,037,448,615.50 : x
  2. Step 2: Convert to fraction form
    1,300,100,929,838.30/1,794,143,475,490.20 = 722,037,448,615.50/x
  3. Step 3: Cross multiply
    1,300,100,929,838.30x = 1,794,143,475,490.20 × 722,037,448,615.50
  4. Step 4: Simplify right side
    1,300,100,929,838.30x = 1,295,438,777,493,089,912,094,720
  5. Step 5: Solve for x
    x = 1,295,438,777,493,089,912,094,720/1,300,100,929,838.30
  6. Step 6: Final answer
    x = 996,414,007,375.73

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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.