Home / 109,612,361.03-164,369,399.45-65,317,536.95

Finding the Fourth Proportional to 109,612,361.03, 164,369,399.45 and 65,317,536.95

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Solution

The fourth proportional to 109,612,361.03, 164,369,399.45 and 65,317,536.95 is: 97,947,021.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,612,361.03 : 164,369,399.45 = 65,317,536.95 : x
  2. Step 2: Convert to fraction form
    109,612,361.03/164,369,399.45 = 65,317,536.95/x
  3. Step 3: Cross multiply
    109,612,361.03x = 164,369,399.45 × 65,317,536.95
  4. Step 4: Simplify right side
    109,612,361.03x = 10,736,204,322,024,684
  5. Step 5: Solve for x
    x = 10,736,204,322,024,684/109,612,361.03
  6. Step 6: Final answer
    x = 97,947,021.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.