Home / 7,799,935,825.05-10,763,932,080.48-4,231,642,620.12

Finding the Fourth Proportional to 7,799,935,825.05, 10,763,932,080.48 and 4,231,642,620.12

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Solution

The fourth proportional to 7,799,935,825.05, 10,763,932,080.48 and 4,231,642,620.12 is: 5,839,678,014.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,799,935,825.05 : 10,763,932,080.48 = 4,231,642,620.12 : x
  2. Step 2: Convert to fraction form
    7,799,935,825.05/10,763,932,080.48 = 4,231,642,620.12/x
  3. Step 3: Cross multiply
    7,799,935,825.05x = 10,763,932,080.48 × 4,231,642,620.12
  4. Step 4: Simplify right side
    7,799,935,825.05x = 45,549,113,751,836,106,752
  5. Step 5: Solve for x
    x = 45,549,113,751,836,106,752/7,799,935,825.05
  6. Step 6: Final answer
    x = 5,839,678,014.47

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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.