Home / 852,703,805,157.88-1,279,065,533,459.40-308,193,656,185.44

Finding the Fourth Proportional to 852,703,805,157.88, 1,279,065,533,459.40 and 308,193,656,185.44

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Solution

The fourth proportional to 852,703,805,157.88, 1,279,065,533,459.40 and 308,193,656,185.44 is: 462,294,035,599.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,703,805,157.88 : 1,279,065,533,459.40 = 308,193,656,185.44 : x
  2. Step 2: Convert to fraction form
    852,703,805,157.88/1,279,065,533,459.40 = 308,193,656,185.44/x
  3. Step 3: Cross multiply
    852,703,805,157.88x = 1,279,065,533,459.40 × 308,193,656,185.44
  4. Step 4: Simplify right side
    852,703,805,157.88x = 394,199,883,257,632,713,080,832
  5. Step 5: Solve for x
    x = 394,199,883,257,632,713,080,832/852,703,805,157.88
  6. Step 6: Final answer
    x = 462,294,035,599.67

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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.