Home / 1,300,100,929,838.10-1,794,143,475,489.90-722,037,448,615.25

Finding the Fourth Proportional to 1,300,100,929,838.10, 1,794,143,475,489.90 and 722,037,448,615.25

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Solution

The fourth proportional to 1,300,100,929,838.10, 1,794,143,475,489.90 and 722,037,448,615.25 is: 996,414,007,375.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,100,929,838.10 : 1,794,143,475,489.90 = 722,037,448,615.25 : x
  2. Step 2: Convert to fraction form
    1,300,100,929,838.10/1,794,143,475,489.90 = 722,037,448,615.25/x
  3. Step 3: Cross multiply
    1,300,100,929,838.10x = 1,794,143,475,489.90 × 722,037,448,615.25
  4. Step 4: Simplify right side
    1,300,100,929,838.10x = 1,295,438,777,492,424,729,034,752
  5. Step 5: Solve for x
    x = 1,295,438,777,492,424,729,034,752/1,300,100,929,838.10
  6. Step 6: Final answer
    x = 996,414,007,375.37

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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.