Home / 450,110,930.80-674,741,243.40-266,019,768.40

Finding the Fourth Proportional to 450,110,930.80, 674,741,243.40 and 266,019,768.40

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Solution

The fourth proportional to 450,110,930.80, 674,741,243.40 and 266,019,768.40 is: 398,778,383.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,110,930.80 : 674,741,243.40 = 266,019,768.40 : x
  2. Step 2: Convert to fraction form
    450,110,930.80/674,741,243.40 = 266,019,768.40/x
  3. Step 3: Cross multiply
    450,110,930.80x = 674,741,243.40 × 266,019,768.40
  4. Step 4: Simplify right side
    450,110,930.80x = 179,494,509,299,196,032
  5. Step 5: Solve for x
    x = 179,494,509,299,196,032/450,110,930.80
  6. Step 6: Final answer
    x = 398,778,383.32

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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.