Home / 3,390,989,016.46-5,086,725,662.54-903,836,915.77

Finding the Fourth Proportional to 3,390,989,016.46, 5,086,725,662.54 and 903,836,915.77

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Solution

The fourth proportional to 3,390,989,016.46, 5,086,725,662.54 and 903,836,915.77 is: 1,355,819,913.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,390,989,016.46 : 5,086,725,662.54 = 903,836,915.77 : x
  2. Step 2: Convert to fraction form
    3,390,989,016.46/5,086,725,662.54 = 903,836,915.77/x
  3. Step 3: Cross multiply
    3,390,989,016.46x = 5,086,725,662.54 × 903,836,915.77
  4. Step 4: Simplify right side
    3,390,989,016.46x = 4,597,570,434,193,743,872
  5. Step 5: Solve for x
    x = 4,597,570,434,193,743,872/3,390,989,016.46
  6. Step 6: Final answer
    x = 1,355,819,913.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.