Home / 65,400,768.60-98,083,438.20-19,342,548.60

Finding the Fourth Proportional to 65,400,768.60, 98,083,438.20 and 19,342,548.60

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Solution

The fourth proportional to 65,400,768.60, 98,083,438.20 and 19,342,548.60 is: 29,008,583.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,400,768.60 : 98,083,438.20 = 19,342,548.60 : x
  2. Step 2: Convert to fraction form
    65,400,768.60/98,083,438.20 = 19,342,548.60/x
  3. Step 3: Cross multiply
    65,400,768.60x = 98,083,438.20 × 19,342,548.60
  4. Step 4: Simplify right side
    65,400,768.60x = 1,897,183,670,238,596.75
  5. Step 5: Solve for x
    x = 1,897,183,670,238,596.75/65,400,768.60
  6. Step 6: Final answer
    x = 29,008,583.70

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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.