Home / 325,550,701.20-488,326,051.80-300,608,403.60

Finding the Fourth Proportional to 325,550,701.20, 488,326,051.80 and 300,608,403.60

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Solution

The fourth proportional to 325,550,701.20, 488,326,051.80 and 300,608,403.60 is: 450,912,605.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,550,701.20 : 488,326,051.80 = 300,608,403.60 : x
  2. Step 2: Convert to fraction form
    325,550,701.20/488,326,051.80 = 300,608,403.60/x
  3. Step 3: Cross multiply
    325,550,701.20x = 488,326,051.80 × 300,608,403.60
  4. Step 4: Simplify right side
    325,550,701.20x = 146,794,914,867,888,928
  5. Step 5: Solve for x
    x = 146,794,914,867,888,928/325,550,701.20
  6. Step 6: Final answer
    x = 450,912,605.40

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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.