Home / 86,809,069.62-119,796,647.31-47,116,614.61

Finding the Fourth Proportional to 86,809,069.62, 119,796,647.31 and 47,116,614.61

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Solution

The fourth proportional to 86,809,069.62, 119,796,647.31 and 47,116,614.61 is: 65,020,999.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,809,069.62 : 119,796,647.31 = 47,116,614.61 : x
  2. Step 2: Convert to fraction form
    86,809,069.62/119,796,647.31 = 47,116,614.61/x
  3. Step 3: Cross multiply
    86,809,069.62x = 119,796,647.31 × 47,116,614.61
  4. Step 4: Simplify right side
    86,809,069.62x = 5,644,412,462,458,080
  5. Step 5: Solve for x
    x = 5,644,412,462,458,080/86,809,069.62
  6. Step 6: Final answer
    x = 65,020,999.39

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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.