Home / 69,984,069.10-104,976,103.65-68,094,501.10

Finding the Fourth Proportional to 69,984,069.10, 104,976,103.65 and 68,094,501.10

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Solution

The fourth proportional to 69,984,069.10, 104,976,103.65 and 68,094,501.10 is: 102,141,751.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,069.10 : 104,976,103.65 = 68,094,501.10 : x
  2. Step 2: Convert to fraction form
    69,984,069.10/104,976,103.65 = 68,094,501.10/x
  3. Step 3: Cross multiply
    69,984,069.10x = 104,976,103.65 × 68,094,501.10
  4. Step 4: Simplify right side
    69,984,069.10x = 7,148,295,405,468,639
  5. Step 5: Solve for x
    x = 7,148,295,405,468,639/69,984,069.10
  6. Step 6: Final answer
    x = 102,141,751.65

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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.