Home / 86,667,939.20-130,052,301.60-35,586,617.60

Finding the Fourth Proportional to 86,667,939.20, 130,052,301.60 and 35,586,617.60

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Solution

The fourth proportional to 86,667,939.20, 130,052,301.60 and 35,586,617.60 is: 53,400,618.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,667,939.20 : 130,052,301.60 = 35,586,617.60 : x
  2. Step 2: Convert to fraction form
    86,667,939.20/130,052,301.60 = 35,586,617.60/x
  3. Step 3: Cross multiply
    86,667,939.20x = 130,052,301.60 × 35,586,617.60
  4. Step 4: Simplify right side
    86,667,939.20x = 4,628,121,525,039,068
  5. Step 5: Solve for x
    x = 4,628,121,525,039,068/86,667,939.20
  6. Step 6: Final answer
    x = 53,400,618.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.