Home / 355,150,291.20-532,725,436.80-211,823,059.20

Finding the Fourth Proportional to 355,150,291.20, 532,725,436.80 and 211,823,059.20

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Solution

The fourth proportional to 355,150,291.20, 532,725,436.80 and 211,823,059.20 is: 317,734,588.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,150,291.20 : 532,725,436.80 = 211,823,059.20 : x
  2. Step 2: Convert to fraction form
    355,150,291.20/532,725,436.80 = 211,823,059.20/x
  3. Step 3: Cross multiply
    355,150,291.20x = 532,725,436.80 × 211,823,059.20
  4. Step 4: Simplify right side
    355,150,291.20x = 112,843,531,736,632,256
  5. Step 5: Solve for x
    x = 112,843,531,736,632,256/355,150,291.20
  6. Step 6: Final answer
    x = 317,734,588.80

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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.