Home / 14,912,375,658.39-20,579,514,701.00-8,138,628,699.93

Finding the Fourth Proportional to 14,912,375,658.39, 20,579,514,701.00 and 8,138,628,699.93

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Solution

The fourth proportional to 14,912,375,658.39, 20,579,514,701.00 and 8,138,628,699.93 is: 11,231,545,718.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,912,375,658.39 : 20,579,514,701.00 = 8,138,628,699.93 : x
  2. Step 2: Convert to fraction form
    14,912,375,658.39/20,579,514,701.00 = 8,138,628,699.93/x
  3. Step 3: Cross multiply
    14,912,375,658.39x = 20,579,514,701.00 × 8,138,628,699.93
  4. Step 4: Simplify right side
    14,912,375,658.39x = 167,489,028,976,149,266,432
  5. Step 5: Solve for x
    x = 167,489,028,976,149,266,432/14,912,375,658.39
  6. Step 6: Final answer
    x = 11,231,545,718.33

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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.