Home / 86,809,069.74-119,796,647.48-47,116,614.73

Finding the Fourth Proportional to 86,809,069.74, 119,796,647.48 and 47,116,614.73

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Solution

The fourth proportional to 86,809,069.74, 119,796,647.48 and 47,116,614.73 is: 65,020,999.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,809,069.74 : 119,796,647.48 = 47,116,614.73 : x
  2. Step 2: Convert to fraction form
    86,809,069.74/119,796,647.48 = 47,116,614.73/x
  3. Step 3: Cross multiply
    86,809,069.74x = 119,796,647.48 × 47,116,614.73
  4. Step 4: Simplify right side
    86,809,069.74x = 5,644,412,485,351,636
  5. Step 5: Solve for x
    x = 5,644,412,485,351,636/86,809,069.74
  6. Step 6: Final answer
    x = 65,020,999.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.