Home / 100,947,640.80-151,421,461.20-32,797,221.60

Finding the Fourth Proportional to 100,947,640.80, 151,421,461.20 and 32,797,221.60

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Solution

The fourth proportional to 100,947,640.80, 151,421,461.20 and 32,797,221.60 is: 49,195,832.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,947,640.80 : 151,421,461.20 = 32,797,221.60 : x
  2. Step 2: Convert to fraction form
    100,947,640.80/151,421,461.20 = 32,797,221.60/x
  3. Step 3: Cross multiply
    100,947,640.80x = 151,421,461.20 × 32,797,221.60
  4. Step 4: Simplify right side
    100,947,640.80x = 4,966,203,217,972,202
  5. Step 5: Solve for x
    x = 4,966,203,217,972,202/100,947,640.80
  6. Step 6: Final answer
    x = 49,195,832.40

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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.