Home / 87,014,853.76-130,404,703.92-33,132,772.48

Finding the Fourth Proportional to 87,014,853.76, 130,404,703.92 and 33,132,772.48

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Solution

The fourth proportional to 87,014,853.76, 130,404,703.92 and 33,132,772.48 is: 49,654,388.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,014,853.76 : 130,404,703.92 = 33,132,772.48 : x
  2. Step 2: Convert to fraction form
    87,014,853.76/130,404,703.92 = 33,132,772.48/x
  3. Step 3: Cross multiply
    87,014,853.76x = 130,404,703.92 × 33,132,772.48
  4. Step 4: Simplify right side
    87,014,853.76x = 4,320,669,385,303,124
  5. Step 5: Solve for x
    x = 4,320,669,385,303,124/87,014,853.76
  6. Step 6: Final answer
    x = 49,654,388.86

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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.