Home / 66,696,768,521.84-100,050,802,666.27-21,324,017,952.61

Finding the Fourth Proportional to 66,696,768,521.84, 100,050,802,666.27 and 21,324,017,952.61

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Solution

The fourth proportional to 66,696,768,521.84, 100,050,802,666.27 and 21,324,017,952.61 is: 31,987,833,286.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,696,768,521.84 : 100,050,802,666.27 = 21,324,017,952.61 : x
  2. Step 2: Convert to fraction form
    66,696,768,521.84/100,050,802,666.27 = 21,324,017,952.61/x
  3. Step 3: Cross multiply
    66,696,768,521.84x = 100,050,802,666.27 × 21,324,017,952.61
  4. Step 4: Simplify right side
    66,696,768,521.84x = 2,133,485,112,228,381,982,720
  5. Step 5: Solve for x
    x = 2,133,485,112,228,381,982,720/66,696,768,521.84
  6. Step 6: Final answer
    x = 31,987,833,286.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.