Home / 277,968,339.20-383,436,934.80-173,364,807.20

Finding the Fourth Proportional to 277,968,339.20, 383,436,934.80 and 173,364,807.20

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Solution

The fourth proportional to 277,968,339.20, 383,436,934.80 and 173,364,807.20 is: 239,144,035.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,968,339.20 : 383,436,934.80 = 173,364,807.20 : x
  2. Step 2: Convert to fraction form
    277,968,339.20/383,436,934.80 = 173,364,807.20/x
  3. Step 3: Cross multiply
    277,968,339.20x = 383,436,934.80 × 173,364,807.20
  4. Step 4: Simplify right side
    277,968,339.20x = 66,474,470,274,960,968
  5. Step 5: Solve for x
    x = 66,474,470,274,960,968/277,968,339.20
  6. Step 6: Final answer
    x = 239,144,035.13

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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.