Home / 16,420,681,939.13-22,661,420,933.75-9,186,297,853.29

Finding the Fourth Proportional to 16,420,681,939.13, 22,661,420,933.75 and 9,186,297,853.29

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Solution

The fourth proportional to 16,420,681,939.13, 22,661,420,933.75 and 9,186,297,853.29 is: 12,677,583,260.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,420,681,939.13 : 22,661,420,933.75 = 9,186,297,853.29 : x
  2. Step 2: Convert to fraction form
    16,420,681,939.13/22,661,420,933.75 = 9,186,297,853.29/x
  3. Step 3: Cross multiply
    16,420,681,939.13x = 22,661,420,933.75 × 9,186,297,853.29
  4. Step 4: Simplify right side
    16,420,681,939.13x = 208,174,562,476,078,923,776
  5. Step 5: Solve for x
    x = 208,174,562,476,078,923,776/16,420,681,939.13
  6. Step 6: Final answer
    x = 12,677,583,260.41

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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.