Home / 114,633,271.20-171,949,906.80-76,369,519.20

Finding the Fourth Proportional to 114,633,271.20, 171,949,906.80 and 76,369,519.20

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Solution

The fourth proportional to 114,633,271.20, 171,949,906.80 and 76,369,519.20 is: 114,554,278.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,633,271.20 : 171,949,906.80 = 76,369,519.20 : x
  2. Step 2: Convert to fraction form
    114,633,271.20/171,949,906.80 = 76,369,519.20/x
  3. Step 3: Cross multiply
    114,633,271.20x = 171,949,906.80 × 76,369,519.20
  4. Step 4: Simplify right side
    114,633,271.20x = 13,131,731,708,800,812
  5. Step 5: Solve for x
    x = 13,131,731,708,800,812/114,633,271.20
  6. Step 6: Final answer
    x = 114,554,278.80

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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.