Home / 683,999,259,648.33-943,946,192,803.42-375,361,663,634.28

Finding the Fourth Proportional to 683,999,259,648.33, 943,946,192,803.42 and 375,361,663,634.28

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Solution

The fourth proportional to 683,999,259,648.33, 943,946,192,803.42 and 375,361,663,634.28 is: 518,014,030,445.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,999,259,648.33 : 943,946,192,803.42 = 375,361,663,634.28 : x
  2. Step 2: Convert to fraction form
    683,999,259,648.33/943,946,192,803.42 = 375,361,663,634.28/x
  3. Step 3: Cross multiply
    683,999,259,648.33x = 943,946,192,803.42 × 375,361,663,634.28
  4. Step 4: Simplify right side
    683,999,259,648.33x = 354,321,213,311,936,582,647,808
  5. Step 5: Solve for x
    x = 354,321,213,311,936,582,647,808/683,999,259,648.33
  6. Step 6: Final answer
    x = 518,014,030,445.16

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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.