Home / 86,667,938.20-130,052,300.10-35,586,616.60

Finding the Fourth Proportional to 86,667,938.20, 130,052,300.10 and 35,586,616.60

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Solution

The fourth proportional to 86,667,938.20, 130,052,300.10 and 35,586,616.60 is: 53,400,616.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,667,938.20 : 130,052,300.10 = 35,586,616.60 : x
  2. Step 2: Convert to fraction form
    86,667,938.20/130,052,300.10 = 35,586,616.60/x
  3. Step 3: Cross multiply
    86,667,938.20x = 130,052,300.10 × 35,586,616.60
  4. Step 4: Simplify right side
    86,667,938.20x = 4,628,121,341,606,842
  5. Step 5: Solve for x
    x = 4,628,121,341,606,842/86,667,938.20
  6. Step 6: Final answer
    x = 53,400,616.63

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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.