Home / 129,027,467.20-193,541,200.80-33,289,355.20

Finding the Fourth Proportional to 129,027,467.20, 193,541,200.80 and 33,289,355.20

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Solution

The fourth proportional to 129,027,467.20, 193,541,200.80 and 33,289,355.20 is: 49,934,032.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,027,467.20 : 193,541,200.80 = 33,289,355.20 : x
  2. Step 2: Convert to fraction form
    129,027,467.20/193,541,200.80 = 33,289,355.20/x
  3. Step 3: Cross multiply
    129,027,467.20x = 193,541,200.80 × 33,289,355.20
  4. Step 4: Simplify right side
    129,027,467.20x = 6,442,861,779,265,724
  5. Step 5: Solve for x
    x = 6,442,861,779,265,724/129,027,467.20
  6. Step 6: Final answer
    x = 49,934,032.80

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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.