Home / 277,968,497.12-383,437,153.60-173,364,964.16

Finding the Fourth Proportional to 277,968,497.12, 383,437,153.60 and 173,364,964.16

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Solution

The fourth proportional to 277,968,497.12, 383,437,153.60 and 173,364,964.16 is: 239,144,252.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,968,497.12 : 383,437,153.60 = 173,364,964.16 : x
  2. Step 2: Convert to fraction form
    277,968,497.12/383,437,153.60 = 173,364,964.16/x
  3. Step 3: Cross multiply
    277,968,497.12x = 383,437,153.60 × 173,364,964.16
  4. Step 4: Simplify right side
    277,968,497.12x = 66,474,568,391,476,416
  5. Step 5: Solve for x
    x = 66,474,568,391,476,416/277,968,497.12
  6. Step 6: Final answer
    x = 239,144,252.25

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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.