Home / 3,375,758,758.80-4,658,485,428.48-1,870,379,619.12

Finding the Fourth Proportional to 3,375,758,758.80, 4,658,485,428.48 and 1,870,379,619.12

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Solution

The fourth proportional to 3,375,758,758.80, 4,658,485,428.48 and 1,870,379,619.12 is: 2,581,089,711.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,375,758,758.80 : 4,658,485,428.48 = 1,870,379,619.12 : x
  2. Step 2: Convert to fraction form
    3,375,758,758.80/4,658,485,428.48 = 1,870,379,619.12/x
  3. Step 3: Cross multiply
    3,375,758,758.80x = 4,658,485,428.48 × 1,870,379,619.12
  4. Step 4: Simplify right side
    3,375,758,758.80x = 8,713,136,201,396,491,264
  5. Step 5: Solve for x
    x = 8,713,136,201,396,491,264/3,375,758,758.80
  6. Step 6: Final answer
    x = 2,581,089,711.66

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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.