Home / 414,550,224,290.40-621,825,336,435.60-339,235,681,228.80

Finding the Fourth Proportional to 414,550,224,290.40, 621,825,336,435.60 and 339,235,681,228.80

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Solution

The fourth proportional to 414,550,224,290.40, 621,825,336,435.60 and 339,235,681,228.80 is: 508,853,521,843.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,550,224,290.40 : 621,825,336,435.60 = 339,235,681,228.80 : x
  2. Step 2: Convert to fraction form
    414,550,224,290.40/621,825,336,435.60 = 339,235,681,228.80/x
  3. Step 3: Cross multiply
    414,550,224,290.40x = 621,825,336,435.60 × 339,235,681,228.80
  4. Step 4: Simplify right side
    414,550,224,290.40x = 210,945,341,611,058,489,458,688
  5. Step 5: Solve for x
    x = 210,945,341,611,058,489,458,688/414,550,224,290.40
  6. Step 6: Final answer
    x = 508,853,521,843.20

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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.