Home / 416,028,035.60-624,042,053.40-211,954,691.60

Finding the Fourth Proportional to 416,028,035.60, 624,042,053.40 and 211,954,691.60

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Solution

The fourth proportional to 416,028,035.60, 624,042,053.40 and 211,954,691.60 is: 317,932,037.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,028,035.60 : 624,042,053.40 = 211,954,691.60 : x
  2. Step 2: Convert to fraction form
    416,028,035.60/624,042,053.40 = 211,954,691.60/x
  3. Step 3: Cross multiply
    416,028,035.60x = 624,042,053.40 × 211,954,691.60
  4. Step 4: Simplify right side
    416,028,035.60x = 132,268,640,973,827,728
  5. Step 5: Solve for x
    x = 132,268,640,973,827,728/416,028,035.60
  6. Step 6: Final answer
    x = 317,932,037.40

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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.