Home / 18,737,974,196.70-28,105,926,715.02-13,700,992,351.65

Finding the Fourth Proportional to 18,737,974,196.70, 28,105,926,715.02 and 13,700,992,351.65

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Solution

The fourth proportional to 18,737,974,196.70, 28,105,926,715.02 and 13,700,992,351.65 is: 20,550,732,054.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,737,974,196.70 : 28,105,926,715.02 = 13,700,992,351.65 : x
  2. Step 2: Convert to fraction form
    18,737,974,196.70/28,105,926,715.02 = 13,700,992,351.65/x
  3. Step 3: Cross multiply
    18,737,974,196.70x = 28,105,926,715.02 × 13,700,992,351.65
  4. Step 4: Simplify right side
    18,737,974,196.70x = 385,079,086,958,524,432,384
  5. Step 5: Solve for x
    x = 385,079,086,958,524,432,384/18,737,974,196.70
  6. Step 6: Final answer
    x = 20,550,732,054.39

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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.