Home / 355,915,228.80-533,872,843.20-151,449,974.40

Finding the Fourth Proportional to 355,915,228.80, 533,872,843.20 and 151,449,974.40

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Solution

The fourth proportional to 355,915,228.80, 533,872,843.20 and 151,449,974.40 is: 227,174,961.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,915,228.80 : 533,872,843.20 = 151,449,974.40 : x
  2. Step 2: Convert to fraction form
    355,915,228.80/533,872,843.20 = 151,449,974.40/x
  3. Step 3: Cross multiply
    355,915,228.80x = 533,872,843.20 × 151,449,974.40
  4. Step 4: Simplify right side
    355,915,228.80x = 80,855,028,435,495,216
  5. Step 5: Solve for x
    x = 80,855,028,435,495,216/355,915,228.80
  6. Step 6: Final answer
    x = 227,174,961.60

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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.