Home / 14,912,375,435.37-20,579,514,393.33-8,138,628,476.91

Finding the Fourth Proportional to 14,912,375,435.37, 20,579,514,393.33 and 8,138,628,476.91

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Solution

The fourth proportional to 14,912,375,435.37, 20,579,514,393.33 and 8,138,628,476.91 is: 11,231,545,410.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,912,375,435.37 : 20,579,514,393.33 = 8,138,628,476.91 : x
  2. Step 2: Convert to fraction form
    14,912,375,435.37/20,579,514,393.33 = 8,138,628,476.91/x
  3. Step 3: Cross multiply
    14,912,375,435.37x = 20,579,514,393.33 × 8,138,628,476.91
  4. Step 4: Simplify right side
    14,912,375,435.37x = 167,489,021,882,534,756,352
  5. Step 5: Solve for x
    x = 167,489,021,882,534,756,352/14,912,375,435.37
  6. Step 6: Final answer
    x = 11,231,545,410.62

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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.