Home / 255,716,601.20-383,574,901.80-73,969,708.40

Finding the Fourth Proportional to 255,716,601.20, 383,574,901.80 and 73,969,708.40

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Solution

The fourth proportional to 255,716,601.20, 383,574,901.80 and 73,969,708.40 is: 110,954,562.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,716,601.20 : 383,574,901.80 = 73,969,708.40 : x
  2. Step 2: Convert to fraction form
    255,716,601.20/383,574,901.80 = 73,969,708.40/x
  3. Step 3: Cross multiply
    255,716,601.20x = 383,574,901.80 × 73,969,708.40
  4. Step 4: Simplify right side
    255,716,601.20x = 28,372,923,635,704,640
  5. Step 5: Solve for x
    x = 28,372,923,635,704,640/255,716,601.20
  6. Step 6: Final answer
    x = 110,954,562.60

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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.