Home / 98,430,251.73-135,833,101.74-54,380,091.39

Finding the Fourth Proportional to 98,430,251.73, 135,833,101.74 and 54,380,091.39

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Solution

The fourth proportional to 98,430,251.73, 135,833,101.74 and 54,380,091.39 is: 75,044,169.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,430,251.73 : 135,833,101.74 = 54,380,091.39 : x
  2. Step 2: Convert to fraction form
    98,430,251.73/135,833,101.74 = 54,380,091.39/x
  3. Step 3: Cross multiply
    98,430,251.73x = 135,833,101.74 × 54,380,091.39
  4. Step 4: Simplify right side
    98,430,251.73x = 7,386,616,486,408,369
  5. Step 5: Solve for x
    x = 7,386,616,486,408,369/98,430,251.73
  6. Step 6: Final answer
    x = 75,044,169.42

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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.