Home / 683,627,707.35-943,407,193.42-370,361,921.32

Finding the Fourth Proportional to 683,627,707.35, 943,407,193.42 and 370,361,921.32

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Solution

The fourth proportional to 683,627,707.35, 943,407,193.42 and 370,361,921.32 is: 511,099,970.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,627,707.35 : 943,407,193.42 = 370,361,921.32 : x
  2. Step 2: Convert to fraction form
    683,627,707.35/943,407,193.42 = 370,361,921.32/x
  3. Step 3: Cross multiply
    683,627,707.35x = 943,407,193.42 × 370,361,921.32
  4. Step 4: Simplify right side
    683,627,707.35x = 349,402,100,743,782,272
  5. Step 5: Solve for x
    x = 349,402,100,743,782,272/683,627,707.35
  6. Step 6: Final answer
    x = 511,099,970.04

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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.