Home / 227,246,790.60-313,606,729.62-139,139,111.88

Finding the Fourth Proportional to 227,246,790.60, 313,606,729.62 and 139,139,111.88

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Solution

The fourth proportional to 227,246,790.60, 313,606,729.62 and 139,139,111.88 is: 192,015,745.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,246,790.60 : 313,606,729.62 = 139,139,111.88 : x
  2. Step 2: Convert to fraction form
    227,246,790.60/313,606,729.62 = 139,139,111.88/x
  3. Step 3: Cross multiply
    227,246,790.60x = 313,606,729.62 × 139,139,111.88
  4. Step 4: Simplify right side
    227,246,790.60x = 43,634,961,838,918,088
  5. Step 5: Solve for x
    x = 43,634,961,838,918,088/227,246,790.60
  6. Step 6: Final answer
    x = 192,015,745.19

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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.