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Finding the Fourth Proportional to 70,902,301.60, 106,353,452.40 and 60,698,634.40

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Solution

The fourth proportional to 70,902,301.60, 106,353,452.40 and 60,698,634.40 is: 91,047,951.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,902,301.60 : 106,353,452.40 = 60,698,634.40 : x
  2. Step 2: Convert to fraction form
    70,902,301.60/106,353,452.40 = 60,698,634.40/x
  3. Step 3: Cross multiply
    70,902,301.60x = 106,353,452.40 × 60,698,634.40
  4. Step 4: Simplify right side
    70,902,301.60x = 6,455,509,324,405,403
  5. Step 5: Solve for x
    x = 6,455,509,324,405,403/70,902,301.60
  6. Step 6: Final answer
    x = 91,047,951.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.