Home / 990,672,912,996-1,367,107,191,963.20-573,544,348,797.98

Finding the Fourth Proportional to 990,672,912,996, 1,367,107,191,963.20 and 573,544,348,797.98

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Solution

The fourth proportional to 990,672,912,996, 1,367,107,191,963.20 and 573,544,348,797.98 is: 791,478,795,741.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,672,912,996 : 1,367,107,191,963.20 = 573,544,348,797.98 : x
  2. Step 2: Convert to fraction form
    990,672,912,996/1,367,107,191,963.20 = 573,544,348,797.98/x
  3. Step 3: Cross multiply
    990,672,912,996x = 1,367,107,191,963.20 × 573,544,348,797.98
  4. Step 4: Simplify right side
    990,672,912,996x = 784,096,604,151,568,526,213,120
  5. Step 5: Solve for x
    x = 784,096,604,151,568,526,213,120/990,672,912,996
  6. Step 6: Final answer
    x = 791,478,795,741.27

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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.