Home / 109,956,121.31-151,735,290.09-61,066,698.59

Finding the Fourth Proportional to 109,956,121.31, 151,735,290.09 and 61,066,698.59

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Solution

The fourth proportional to 109,956,121.31, 151,735,290.09 and 61,066,698.59 is: 84,269,735.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,956,121.31 : 151,735,290.09 = 61,066,698.59 : x
  2. Step 2: Convert to fraction form
    109,956,121.31/151,735,290.09 = 61,066,698.59/x
  3. Step 3: Cross multiply
    109,956,121.31x = 151,735,290.09 × 61,066,698.59
  4. Step 4: Simplify right side
    109,956,121.31x = 9,265,973,224,633,568
  5. Step 5: Solve for x
    x = 9,265,973,224,633,568/109,956,121.31
  6. Step 6: Final answer
    x = 84,269,735.19

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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.