Home / 248,315,825.88-342,675,933.48-143,954,393.94

Finding the Fourth Proportional to 248,315,825.88, 342,675,933.48 and 143,954,393.94

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Solution

The fourth proportional to 248,315,825.88, 342,675,933.48 and 143,954,393.94 is: 198,657,118.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,315,825.88 : 342,675,933.48 = 143,954,393.94 : x
  2. Step 2: Convert to fraction form
    248,315,825.88/342,675,933.48 = 143,954,393.94/x
  3. Step 3: Cross multiply
    248,315,825.88x = 342,675,933.48 × 143,954,393.94
  4. Step 4: Simplify right side
    248,315,825.88x = 49,329,706,321,937,160
  5. Step 5: Solve for x
    x = 49,329,706,321,937,160/248,315,825.88
  6. Step 6: Final answer
    x = 198,657,118.00

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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.