Home / 86,893,795.04-119,914,665.37-47,739,190.46

Finding the Fourth Proportional to 86,893,795.04, 119,914,665.37 and 47,739,190.46

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Solution

The fourth proportional to 86,893,795.04, 119,914,665.37 and 47,739,190.46 is: 65,880,757.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,893,795.04 : 119,914,665.37 = 47,739,190.46 : x
  2. Step 2: Convert to fraction form
    86,893,795.04/119,914,665.37 = 47,739,190.46/x
  3. Step 3: Cross multiply
    86,893,795.04x = 119,914,665.37 × 47,739,190.46
  4. Step 4: Simplify right side
    86,893,795.04x = 5,724,629,048,326,675
  5. Step 5: Solve for x
    x = 5,724,629,048,326,675/86,893,795.04
  6. Step 6: Final answer
    x = 65,880,757.61

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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.