Home / 19,857,282,912.18-29,797,513,719.06-11,021,536,972.98

Finding the Fourth Proportional to 19,857,282,912.18, 29,797,513,719.06 and 11,021,536,972.98

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Solution

The fourth proportional to 19,857,282,912.18, 29,797,513,719.06 and 11,021,536,972.98 is: 16,538,737,983.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,857,282,912.18 : 29,797,513,719.06 = 11,021,536,972.98 : x
  2. Step 2: Convert to fraction form
    19,857,282,912.18/29,797,513,719.06 = 11,021,536,972.98/x
  3. Step 3: Cross multiply
    19,857,282,912.18x = 29,797,513,719.06 × 11,021,536,972.98
  4. Step 4: Simplify right side
    19,857,282,912.18x = 328,414,399,157,498,544,128
  5. Step 5: Solve for x
    x = 328,414,399,157,498,544,128/19,857,282,912.18
  6. Step 6: Final answer
    x = 16,538,737,983.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.