Home / 86,676,274.40-130,057,014.38-34,858,808.60

Finding the Fourth Proportional to 86,676,274.40, 130,057,014.38 and 34,858,808.60

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Solution

The fourth proportional to 86,676,274.40, 130,057,014.38 and 34,858,808.60 is: 52,305,346.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,676,274.40 : 130,057,014.38 = 34,858,808.60 : x
  2. Step 2: Convert to fraction form
    86,676,274.40/130,057,014.38 = 34,858,808.60/x
  3. Step 3: Cross multiply
    86,676,274.40x = 130,057,014.38 × 34,858,808.60
  4. Step 4: Simplify right side
    86,676,274.40x = 4,533,632,571,359,868
  5. Step 5: Solve for x
    x = 4,533,632,571,359,868/86,676,274.40
  6. Step 6: Final answer
    x = 52,305,346.56

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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.