Home / 98,444,903.79-135,856,706.54-54,394,741.11

Finding the Fourth Proportional to 98,444,903.79, 135,856,706.54 and 54,394,741.11

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Solution

The fourth proportional to 98,444,903.79, 135,856,706.54 and 54,394,741.11 is: 75,066,256.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,444,903.79 : 135,856,706.54 = 54,394,741.11 : x
  2. Step 2: Convert to fraction form
    98,444,903.79/135,856,706.54 = 54,394,741.11/x
  3. Step 3: Cross multiply
    98,444,903.79x = 135,856,706.54 × 54,394,741.11
  4. Step 4: Simplify right side
    98,444,903.79x = 7,389,890,380,028,570
  5. Step 5: Solve for x
    x = 7,389,890,380,028,570/98,444,903.79
  6. Step 6: Final answer
    x = 75,066,256.31

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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.