Home / 135,114,628.96-186,453,652.40-80,077,811.68

Finding the Fourth Proportional to 135,114,628.96, 186,453,652.40 and 80,077,811.68

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Solution

The fourth proportional to 135,114,628.96, 186,453,652.40 and 80,077,811.68 is: 110,504,692.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,114,628.96 : 186,453,652.40 = 80,077,811.68 : x
  2. Step 2: Convert to fraction form
    135,114,628.96/186,453,652.40 = 80,077,811.68/x
  3. Step 3: Cross multiply
    135,114,628.96x = 186,453,652.40 × 80,077,811.68
  4. Step 4: Simplify right side
    135,114,628.96x = 14,930,800,463,935,382
  5. Step 5: Solve for x
    x = 14,930,800,463,935,382/135,114,628.96
  6. Step 6: Final answer
    x = 110,504,692.04

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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.