Home / 370,545,150.36-511,319,740.08-211,743,759.88

Finding the Fourth Proportional to 370,545,150.36, 511,319,740.08 and 211,743,759.88

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Solution

The fourth proportional to 370,545,150.36, 511,319,740.08 and 211,743,759.88 is: 292,187,778.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,545,150.36 : 511,319,740.08 = 211,743,759.88 : x
  2. Step 2: Convert to fraction form
    370,545,150.36/511,319,740.08 = 211,743,759.88/x
  3. Step 3: Cross multiply
    370,545,150.36x = 511,319,740.08 × 211,743,759.88
  4. Step 4: Simplify right side
    370,545,150.36x = 108,268,764,266,836,720
  5. Step 5: Solve for x
    x = 108,268,764,266,836,720/370,545,150.36
  6. Step 6: Final answer
    x = 292,187,778.36

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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.