Home / 223,275,163.54-308,119,981.13-124,153,782.75

Finding the Fourth Proportional to 223,275,163.54, 308,119,981.13 and 124,153,782.75

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Solution

The fourth proportional to 223,275,163.54, 308,119,981.13 and 124,153,782.75 is: 171,332,362.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,275,163.54 : 308,119,981.13 = 124,153,782.75 : x
  2. Step 2: Convert to fraction form
    223,275,163.54/308,119,981.13 = 124,153,782.75/x
  3. Step 3: Cross multiply
    223,275,163.54x = 308,119,981.13 × 124,153,782.75
  4. Step 4: Simplify right side
    223,275,163.54x = 38,254,261,198,511,112
  5. Step 5: Solve for x
    x = 38,254,261,198,511,112/223,275,163.54
  6. Step 6: Final answer
    x = 171,332,362.24

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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.