Home / 414,754,683.20-622,132,024.80-260,901,857.60

Finding the Fourth Proportional to 414,754,683.20, 622,132,024.80 and 260,901,857.60

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Solution

The fourth proportional to 414,754,683.20, 622,132,024.80 and 260,901,857.60 is: 391,352,786.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,754,683.20 : 622,132,024.80 = 260,901,857.60 : x
  2. Step 2: Convert to fraction form
    414,754,683.20/622,132,024.80 = 260,901,857.60/x
  3. Step 3: Cross multiply
    414,754,683.20x = 622,132,024.80 × 260,901,857.60
  4. Step 4: Simplify right side
    414,754,683.20x = 162,315,400,942,769,248
  5. Step 5: Solve for x
    x = 162,315,400,942,769,248/414,754,683.20
  6. Step 6: Final answer
    x = 391,352,786.40

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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.