Home / 681,080,427.88-939,890,954.20-367,814,611.46

Finding the Fourth Proportional to 681,080,427.88, 939,890,954.20 and 367,814,611.46

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Solution

The fourth proportional to 681,080,427.88, 939,890,954.20 and 367,814,611.46 is: 507,584,144.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,080,427.88 : 939,890,954.20 = 367,814,611.46 : x
  2. Step 2: Convert to fraction form
    681,080,427.88/939,890,954.20 = 367,814,611.46/x
  3. Step 3: Cross multiply
    681,080,427.88x = 939,890,954.20 × 367,814,611.46
  4. Step 4: Simplify right side
    681,080,427.88x = 345,705,626,133,841,664
  5. Step 5: Solve for x
    x = 345,705,626,133,841,664/681,080,427.88
  6. Step 6: Final answer
    x = 507,584,144.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.