Home / 259,729,883.87-358,433,041.73-148,218,504.57

Finding the Fourth Proportional to 259,729,883.87, 358,433,041.73 and 148,218,504.57

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Solution

The fourth proportional to 259,729,883.87, 358,433,041.73 and 148,218,504.57 is: 204,544,847.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,729,883.87 : 358,433,041.73 = 148,218,504.57 : x
  2. Step 2: Convert to fraction form
    259,729,883.87/358,433,041.73 = 148,218,504.57/x
  3. Step 3: Cross multiply
    259,729,883.87x = 358,433,041.73 × 148,218,504.57
  4. Step 4: Simplify right side
    259,729,883.87x = 53,126,409,432,955,912
  5. Step 5: Solve for x
    x = 53,126,409,432,955,912/259,729,883.87
  6. Step 6: Final answer
    x = 204,544,847.29

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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.