Home / 48,504,803.20-72,757,204.80-31,286,114.80

Finding the Fourth Proportional to 48,504,803.20, 72,757,204.80 and 31,286,114.80

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Solution

The fourth proportional to 48,504,803.20, 72,757,204.80 and 31,286,114.80 is: 46,929,172.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,504,803.20 : 72,757,204.80 = 31,286,114.80 : x
  2. Step 2: Convert to fraction form
    48,504,803.20/72,757,204.80 = 31,286,114.80/x
  3. Step 3: Cross multiply
    48,504,803.20x = 72,757,204.80 × 31,286,114.80
  4. Step 4: Simplify right side
    48,504,803.20x = 2,276,290,261,899,911
  5. Step 5: Solve for x
    x = 2,276,290,261,899,911/48,504,803.20
  6. Step 6: Final answer
    x = 46,929,172.20

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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.