Home / 86,740,006.23-119,700,092.58-49,569,860.22

Finding the Fourth Proportional to 86,740,006.23, 119,700,092.58 and 49,569,860.22

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Solution

The fourth proportional to 86,740,006.23, 119,700,092.58 and 49,569,860.22 is: 68,405,769.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,740,006.23 : 119,700,092.58 = 49,569,860.22 : x
  2. Step 2: Convert to fraction form
    86,740,006.23/119,700,092.58 = 49,569,860.22/x
  3. Step 3: Cross multiply
    86,740,006.23x = 119,700,092.58 × 49,569,860.22
  4. Step 4: Simplify right side
    86,740,006.23x = 5,933,516,857,511,659
  5. Step 5: Solve for x
    x = 5,933,516,857,511,659/86,740,006.23
  6. Step 6: Final answer
    x = 68,405,769.33

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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.