Home / 277,993,441.35-383,676,998.54-154,273,859.91

Finding the Fourth Proportional to 277,993,441.35, 383,676,998.54 and 154,273,859.91

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Solution

The fourth proportional to 277,993,441.35, 383,676,998.54 and 154,273,859.91 is: 212,923,482.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,993,441.35 : 383,676,998.54 = 154,273,859.91 : x
  2. Step 2: Convert to fraction form
    277,993,441.35/383,676,998.54 = 154,273,859.91/x
  3. Step 3: Cross multiply
    277,993,441.35x = 383,676,998.54 × 154,273,859.91
  4. Step 4: Simplify right side
    277,993,441.35x = 59,191,331,522,677,864
  5. Step 5: Solve for x
    x = 59,191,331,522,677,864/277,993,441.35
  6. Step 6: Final answer
    x = 212,923,482.06

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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.