Home / 360,958,341,189.54-498,134,456,861.58-198,383,749,632.54

Finding the Fourth Proportional to 360,958,341,189.54, 498,134,456,861.58 and 198,383,749,632.54

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Solution

The fourth proportional to 360,958,341,189.54, 498,134,456,861.58 and 198,383,749,632.54 is: 273,776,140,060.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,958,341,189.54 : 498,134,456,861.58 = 198,383,749,632.54 : x
  2. Step 2: Convert to fraction form
    360,958,341,189.54/498,134,456,861.58 = 198,383,749,632.54/x
  3. Step 3: Cross multiply
    360,958,341,189.54x = 498,134,456,861.58 × 198,383,749,632.54
  4. Step 4: Simplify right side
    360,958,341,189.54x = 98,821,781,373,368,997,511,168
  5. Step 5: Solve for x
    x = 98,821,781,373,368,997,511,168/360,958,341,189.54
  6. Step 6: Final answer
    x = 273,776,140,060.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.