Home / 27,031,926,504.40-40,543,942,799.49-7,882,391,937.86

Finding the Fourth Proportional to 27,031,926,504.40, 40,543,942,799.49 and 7,882,391,937.86

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Solution

The fourth proportional to 27,031,926,504.40, 40,543,942,799.49 and 7,882,391,937.86 is: 11,822,436,991.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,031,926,504.40 : 40,543,942,799.49 = 7,882,391,937.86 : x
  2. Step 2: Convert to fraction form
    27,031,926,504.40/40,543,942,799.49 = 7,882,391,937.86/x
  3. Step 3: Cross multiply
    27,031,926,504.40x = 40,543,942,799.49 × 7,882,391,937.86
  4. Step 4: Simplify right side
    27,031,926,504.40x = 319,583,247,851,631,935,488
  5. Step 5: Solve for x
    x = 319,583,247,851,631,935,488/27,031,926,504.40
  6. Step 6: Final answer
    x = 11,822,436,991.30

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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.