Home / 311,161,519.80-466,765,899.30-92,794,818.60

Finding the Fourth Proportional to 311,161,519.80, 466,765,899.30 and 92,794,818.60

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Solution

The fourth proportional to 311,161,519.80, 466,765,899.30 and 92,794,818.60 is: 139,199,271.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,161,519.80 : 466,765,899.30 = 92,794,818.60 : x
  2. Step 2: Convert to fraction form
    311,161,519.80/466,765,899.30 = 92,794,818.60/x
  3. Step 3: Cross multiply
    311,161,519.80x = 466,765,899.30 × 92,794,818.60
  4. Step 4: Simplify right side
    311,161,519.80x = 43,313,456,954,209,368
  5. Step 5: Solve for x
    x = 43,313,456,954,209,368/311,161,519.80
  6. Step 6: Final answer
    x = 139,199,271.75

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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.