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Finding the Fourth Proportional to 69,984,015.40, 97,750,873.40 and 69,984,015.40

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Solution

The fourth proportional to 69,984,015.40, 97,750,873.40 and 69,984,015.40 is: 97,750,873.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,015.40 : 97,750,873.40 = 69,984,015.40 : x
  2. Step 2: Convert to fraction form
    69,984,015.40/97,750,873.40 = 69,984,015.40/x
  3. Step 3: Cross multiply
    69,984,015.40x = 97,750,873.40 × 69,984,015.40
  4. Step 4: Simplify right side
    69,984,015.40x = 6,840,998,629,389,051
  5. Step 5: Solve for x
    x = 6,840,998,629,389,051/69,984,015.40
  6. Step 6: Final answer
    x = 97,750,873.40

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.