Home / 319,506,950,388.84-440,933,451,517.82-176,936,210,436.85

Finding the Fourth Proportional to 319,506,950,388.84, 440,933,451,517.82 and 176,936,210,436.85

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Solution

The fourth proportional to 319,506,950,388.84, 440,933,451,517.82 and 176,936,210,436.85 is: 244,179,645,768.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,506,950,388.84 : 440,933,451,517.82 = 176,936,210,436.85 : x
  2. Step 2: Convert to fraction form
    319,506,950,388.84/440,933,451,517.82 = 176,936,210,436.85/x
  3. Step 3: Cross multiply
    319,506,950,388.84x = 440,933,451,517.82 × 176,936,210,436.85
  4. Step 4: Simplify right side
    319,506,950,388.84x = 78,017,093,966,403,603,529,728
  5. Step 5: Solve for x
    x = 78,017,093,966,403,603,529,728/319,506,950,388.84
  6. Step 6: Final answer
    x = 244,179,645,768.13

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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.