Home / 103,615,969.88-143,002,577.39-58,972,796.88

Finding the Fourth Proportional to 103,615,969.88, 143,002,577.39 and 58,972,796.88

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Solution

The fourth proportional to 103,615,969.88, 143,002,577.39 and 58,972,796.88 is: 81,389,596.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,615,969.88 : 143,002,577.39 = 58,972,796.88 : x
  2. Step 2: Convert to fraction form
    103,615,969.88/143,002,577.39 = 58,972,796.88/x
  3. Step 3: Cross multiply
    103,615,969.88x = 143,002,577.39 × 58,972,796.88
  4. Step 4: Simplify right side
    103,615,969.88x = 8,433,261,949,442,086
  5. Step 5: Solve for x
    x = 8,433,261,949,442,086/103,615,969.88
  6. Step 6: Final answer
    x = 81,389,596.21

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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.