Home / 87,047,231.20-130,570,846.80-52,409,816.80

Finding the Fourth Proportional to 87,047,231.20, 130,570,846.80 and 52,409,816.80

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Solution

The fourth proportional to 87,047,231.20, 130,570,846.80 and 52,409,816.80 is: 78,614,725.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,047,231.20 : 130,570,846.80 = 52,409,816.80 : x
  2. Step 2: Convert to fraction form
    87,047,231.20/130,570,846.80 = 52,409,816.80/x
  3. Step 3: Cross multiply
    87,047,231.20x = 130,570,846.80 × 52,409,816.80
  4. Step 4: Simplify right side
    87,047,231.20x = 6,843,194,160,208,866
  5. Step 5: Solve for x
    x = 6,843,194,160,208,866/87,047,231.20
  6. Step 6: Final answer
    x = 78,614,725.20

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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.