Home / 69,984,234.60-104,976,351.90-31,646,999.40

Finding the Fourth Proportional to 69,984,234.60, 104,976,351.90 and 31,646,999.40

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Solution

The fourth proportional to 69,984,234.60, 104,976,351.90 and 31,646,999.40 is: 47,470,499.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,234.60 : 104,976,351.90 = 31,646,999.40 : x
  2. Step 2: Convert to fraction form
    69,984,234.60/104,976,351.90 = 31,646,999.40/x
  3. Step 3: Cross multiply
    69,984,234.60x = 104,976,351.90 × 31,646,999.40
  4. Step 4: Simplify right side
    69,984,234.60x = 3,322,186,545,593,489
  5. Step 5: Solve for x
    x = 3,322,186,545,593,489/69,984,234.60
  6. Step 6: Final answer
    x = 47,470,499.10

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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.