Home / 69,984,107.60-104,976,161.40-68,094,539.60

Finding the Fourth Proportional to 69,984,107.60, 104,976,161.40 and 68,094,539.60

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Solution

The fourth proportional to 69,984,107.60, 104,976,161.40 and 68,094,539.60 is: 102,141,809.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,107.60 : 104,976,161.40 = 68,094,539.60 : x
  2. Step 2: Convert to fraction form
    69,984,107.60/104,976,161.40 = 68,094,539.60/x
  3. Step 3: Cross multiply
    69,984,107.60x = 104,976,161.40 × 68,094,539.60
  4. Step 4: Simplify right side
    69,984,107.60x = 7,148,303,379,508,291
  5. Step 5: Solve for x
    x = 7,148,303,379,508,291/69,984,107.60
  6. Step 6: Final answer
    x = 102,141,809.40

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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.