Home / 74,165,700.60-111,295,790.10-43,460,220.60

Finding the Fourth Proportional to 74,165,700.60, 111,295,790.10 and 43,460,220.60

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Solution

The fourth proportional to 74,165,700.60, 111,295,790.10 and 43,460,220.60 is: 65,218,012.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,165,700.60 : 111,295,790.10 = 43,460,220.60 : x
  2. Step 2: Convert to fraction form
    74,165,700.60/111,295,790.10 = 43,460,220.60/x
  3. Step 3: Cross multiply
    74,165,700.60x = 111,295,790.10 × 43,460,220.60
  4. Step 4: Simplify right side
    74,165,700.60x = 4,836,939,589,597,296
  5. Step 5: Solve for x
    x = 4,836,939,589,597,296/74,165,700.60
  6. Step 6: Final answer
    x = 65,218,012.51

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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.