Home / 361,169,865.64-498,416,965.50-196,157,435.14

Finding the Fourth Proportional to 361,169,865.64, 498,416,965.50 and 196,157,435.14

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Solution

The fourth proportional to 361,169,865.64, 498,416,965.50 and 196,157,435.14 is: 270,698,645.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,169,865.64 : 498,416,965.50 = 196,157,435.14 : x
  2. Step 2: Convert to fraction form
    361,169,865.64/498,416,965.50 = 196,157,435.14/x
  3. Step 3: Cross multiply
    361,169,865.64x = 498,416,965.50 × 196,157,435.14
  4. Step 4: Simplify right side
    361,169,865.64x = 97,768,193,582,741,856
  5. Step 5: Solve for x
    x = 97,768,193,582,741,856/361,169,865.64
  6. Step 6: Final answer
    x = 270,698,645.94

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