Home / 87,308,227.87-130,939,995.51-25,883,022.60

Finding the Fourth Proportional to 87,308,227.87, 130,939,995.51 and 25,883,022.60

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Solution

The fourth proportional to 87,308,227.87, 130,939,995.51 and 25,883,022.60 is: 38,817,909.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,308,227.87 : 130,939,995.51 = 25,883,022.60 : x
  2. Step 2: Convert to fraction form
    87,308,227.87/130,939,995.51 = 25,883,022.60/x
  3. Step 3: Cross multiply
    87,308,227.87x = 130,939,995.51 × 25,883,022.60
  4. Step 4: Simplify right side
    87,308,227.87x = 3,389,122,863,029,229
  5. Step 5: Solve for x
    x = 3,389,122,863,029,229/87,308,227.87
  6. Step 6: Final answer
    x = 38,817,909.21

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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.