Home / 13,986,949,252.19-19,303,958,729.91-8,904,689,739.59

Finding the Fourth Proportional to 13,986,949,252.19, 19,303,958,729.91 and 8,904,689,739.59

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Solution

The fourth proportional to 13,986,949,252.19, 19,303,958,729.91 and 8,904,689,739.59 is: 12,289,725,238.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,986,949,252.19 : 19,303,958,729.91 = 8,904,689,739.59 : x
  2. Step 2: Convert to fraction form
    13,986,949,252.19/19,303,958,729.91 = 8,904,689,739.59/x
  3. Step 3: Cross multiply
    13,986,949,252.19x = 19,303,958,729.91 × 8,904,689,739.59
  4. Step 4: Simplify right side
    13,986,949,252.19x = 171,895,763,235,698,376,704
  5. Step 5: Solve for x
    x = 171,895,763,235,698,376,704/13,986,949,252.19
  6. Step 6: Final answer
    x = 12,289,725,238.60

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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.