Home / 227,400,326.45-313,813,396.16-122,978,397.77

Finding the Fourth Proportional to 227,400,326.45, 313,813,396.16 and 122,978,397.77

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Solution

The fourth proportional to 227,400,326.45, 313,813,396.16 and 122,978,397.77 is: 169,710,700.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,400,326.45 : 313,813,396.16 = 122,978,397.77 : x
  2. Step 2: Convert to fraction form
    227,400,326.45/313,813,396.16 = 122,978,397.77/x
  3. Step 3: Cross multiply
    227,400,326.45x = 313,813,396.16 × 122,978,397.77
  4. Step 4: Simplify right side
    227,400,326.45x = 38,592,268,656,335,112
  5. Step 5: Solve for x
    x = 38,592,268,656,335,112/227,400,326.45
  6. Step 6: Final answer
    x = 169,710,700.33

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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.