Home / 86,322,475.72-119,123,606.82-47,163,409.48

Finding the Fourth Proportional to 86,322,475.72, 119,123,606.82 and 47,163,409.48

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Solution

The fourth proportional to 86,322,475.72, 119,123,606.82 and 47,163,409.48 is: 65,084,734.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,322,475.72 : 119,123,606.82 = 47,163,409.48 : x
  2. Step 2: Convert to fraction form
    86,322,475.72/119,123,606.82 = 47,163,409.48/x
  3. Step 3: Cross multiply
    86,322,475.72x = 119,123,606.82 × 47,163,409.48
  4. Step 4: Simplify right side
    86,322,475.72x = 5,618,275,447,186,180
  5. Step 5: Solve for x
    x = 5,618,275,447,186,180/86,322,475.72
  6. Step 6: Final answer
    x = 65,084,734.89

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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.