Home / 104,813,306.28-144,640,425.24-57,128,971.56

Finding the Fourth Proportional to 104,813,306.28, 144,640,425.24 and 57,128,971.56

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Solution

The fourth proportional to 104,813,306.28, 144,640,425.24 and 57,128,971.56 is: 78,836,924.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,813,306.28 : 144,640,425.24 = 57,128,971.56 : x
  2. Step 2: Convert to fraction form
    104,813,306.28/144,640,425.24 = 57,128,971.56/x
  3. Step 3: Cross multiply
    104,813,306.28x = 144,640,425.24 × 57,128,971.56
  4. Step 4: Simplify right side
    104,813,306.28x = 8,263,158,739,962,267
  5. Step 5: Solve for x
    x = 8,263,158,739,962,267/104,813,306.28
  6. Step 6: Final answer
    x = 78,836,924.75

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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.