Home / 86,627,568-119,546,043.84-47,996,400

Finding the Fourth Proportional to 86,627,568, 119,546,043.84 and 47,996,400

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Solution

The fourth proportional to 86,627,568, 119,546,043.84 and 47,996,400 is: 66,235,032

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,627,568 : 119,546,043.84 = 47,996,400 : x
  2. Step 2: Convert to fraction form
    86,627,568/119,546,043.84 = 47,996,400/x
  3. Step 3: Cross multiply
    86,627,568x = 119,546,043.84 × 47,996,400
  4. Step 4: Simplify right side
    86,627,568x = 5,737,779,738,562,176
  5. Step 5: Solve for x
    x = 5,737,779,738,562,176/86,627,568
  6. Step 6: Final answer
    x = 66,235,032

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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.