Home / 326,886,048,129.60-490,329,072,194.40-150,222,305,145.60

Finding the Fourth Proportional to 326,886,048,129.60, 490,329,072,194.40 and 150,222,305,145.60

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Solution

The fourth proportional to 326,886,048,129.60, 490,329,072,194.40 and 150,222,305,145.60 is: 225,333,457,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,886,048,129.60 : 490,329,072,194.40 = 150,222,305,145.60 : x
  2. Step 2: Convert to fraction form
    326,886,048,129.60/490,329,072,194.40 = 150,222,305,145.60/x
  3. Step 3: Cross multiply
    326,886,048,129.60x = 490,329,072,194.40 × 150,222,305,145.60
  4. Step 4: Simplify right side
    326,886,048,129.60x = 73,658,363,504,946,099,257,344
  5. Step 5: Solve for x
    x = 73,658,363,504,946,099,257,344/326,886,048,129.60
  6. Step 6: Final answer
    x = 225,333,457,718.40

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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.