Home / 683,311,049.64-942,964,319.79-370,037,996.28

Finding the Fourth Proportional to 683,311,049.64, 942,964,319.79 and 370,037,996.28

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Solution

The fourth proportional to 683,311,049.64, 942,964,319.79 and 370,037,996.28 is: 510,649,765.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,311,049.64 : 942,964,319.79 = 370,037,996.28 : x
  2. Step 2: Convert to fraction form
    683,311,049.64/942,964,319.79 = 370,037,996.28/x
  3. Step 3: Cross multiply
    683,311,049.64x = 942,964,319.79 × 370,037,996.28
  4. Step 4: Simplify right side
    683,311,049.64x = 348,932,627,458,624,704
  5. Step 5: Solve for x
    x = 348,932,627,458,624,704/683,311,049.64
  6. Step 6: Final answer
    x = 510,649,765.79

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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.