Home / 451,388,629.79-676,311,081.94-352,982,336.45

Finding the Fourth Proportional to 451,388,629.79, 676,311,081.94 and 352,982,336.45

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Solution

The fourth proportional to 451,388,629.79, 676,311,081.94 and 352,982,336.45 is: 528,869,914.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,388,629.79 : 676,311,081.94 = 352,982,336.45 : x
  2. Step 2: Convert to fraction form
    451,388,629.79/676,311,081.94 = 352,982,336.45/x
  3. Step 3: Cross multiply
    451,388,629.79x = 676,311,081.94 × 352,982,336.45
  4. Step 4: Simplify right side
    451,388,629.79x = 238,725,865,867,268,256
  5. Step 5: Solve for x
    x = 238,725,865,867,268,256/451,388,629.79
  6. Step 6: Final answer
    x = 528,869,914.11

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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.