Home / 277,968,317.20-383,436,904.44-173,364,785.32

Finding the Fourth Proportional to 277,968,317.20, 383,436,904.44 and 173,364,785.32

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Solution

The fourth proportional to 277,968,317.20, 383,436,904.44 and 173,364,785.32 is: 239,144,004.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,968,317.20 : 383,436,904.44 = 173,364,785.32 : x
  2. Step 2: Convert to fraction form
    277,968,317.20/383,436,904.44 = 173,364,785.32/x
  3. Step 3: Cross multiply
    277,968,317.20x = 383,436,904.44 × 173,364,785.32
  4. Step 4: Simplify right side
    277,968,317.20x = 66,474,456,622,005,952
  5. Step 5: Solve for x
    x = 66,474,456,622,005,952/277,968,317.20
  6. Step 6: Final answer
    x = 239,144,004.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.