Home / 13,986,949,249.94-19,303,958,726.81-8,904,689,737.34

Finding the Fourth Proportional to 13,986,949,249.94, 19,303,958,726.81 and 8,904,689,737.34

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Solution

The fourth proportional to 13,986,949,249.94, 19,303,958,726.81 and 8,904,689,737.34 is: 12,289,725,235.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,986,949,249.94 : 19,303,958,726.81 = 8,904,689,737.34 : x
  2. Step 2: Convert to fraction form
    13,986,949,249.94/19,303,958,726.81 = 8,904,689,737.34/x
  3. Step 3: Cross multiply
    13,986,949,249.94x = 19,303,958,726.81 × 8,904,689,737.34
  4. Step 4: Simplify right side
    13,986,949,249.94x = 171,895,763,164,659,941,376
  5. Step 5: Solve for x
    x = 171,895,763,164,659,941,376/13,986,949,249.94
  6. Step 6: Final answer
    x = 12,289,725,235.50

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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.