Home / 68,256,061.44-102,421,882.88-40,895,116.80

Finding the Fourth Proportional to 68,256,061.44, 102,421,882.88 and 40,895,116.80

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Solution

The fourth proportional to 68,256,061.44, 102,421,882.88 and 40,895,116.80 is: 61,365,317.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,256,061.44 : 102,421,882.88 = 40,895,116.80 : x
  2. Step 2: Convert to fraction form
    68,256,061.44/102,421,882.88 = 40,895,116.80/x
  3. Step 3: Cross multiply
    68,256,061.44x = 102,421,882.88 × 40,895,116.80
  4. Step 4: Simplify right side
    68,256,061.44x = 4,188,554,863,253,520
  5. Step 5: Solve for x
    x = 4,188,554,863,253,520/68,256,061.44
  6. Step 6: Final answer
    x = 61,365,317.23

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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.