Home / 82,310,045.30-123,512,897.65-36,871,839.80

Finding the Fourth Proportional to 82,310,045.30, 123,512,897.65 and 36,871,839.80

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Solution

The fourth proportional to 82,310,045.30, 123,512,897.65 and 36,871,839.80 is: 55,329,185.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,310,045.30 : 123,512,897.65 = 36,871,839.80 : x
  2. Step 2: Convert to fraction form
    82,310,045.30/123,512,897.65 = 36,871,839.80/x
  3. Step 3: Cross multiply
    82,310,045.30x = 123,512,897.65 × 36,871,839.80
  4. Step 4: Simplify right side
    82,310,045.30x = 4,554,147,775,384,596
  5. Step 5: Solve for x
    x = 4,554,147,775,384,596/82,310,045.30
  6. Step 6: Final answer
    x = 55,329,185.63

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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.