Home / 217,168,300.40-325,752,450.60-131,003,999.60

Finding the Fourth Proportional to 217,168,300.40, 325,752,450.60 and 131,003,999.60

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Solution

The fourth proportional to 217,168,300.40, 325,752,450.60 and 131,003,999.60 is: 196,505,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,168,300.40 : 325,752,450.60 = 131,003,999.60 : x
  2. Step 2: Convert to fraction form
    217,168,300.40/325,752,450.60 = 131,003,999.60/x
  3. Step 3: Cross multiply
    217,168,300.40x = 325,752,450.60 × 131,003,999.60
  4. Step 4: Simplify right side
    217,168,300.40x = 42,674,873,908,101,424
  5. Step 5: Solve for x
    x = 42,674,873,908,101,424/217,168,300.40
  6. Step 6: Final answer
    x = 196,505,999.40

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1.5x scale

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.