Home / 361,169,963.26-498,417,100.22-196,157,532.76

Finding the Fourth Proportional to 361,169,963.26, 498,417,100.22 and 196,157,532.76

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Solution

The fourth proportional to 361,169,963.26, 498,417,100.22 and 196,157,532.76 is: 270,698,780.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,169,963.26 : 498,417,100.22 = 196,157,532.76 : x
  2. Step 2: Convert to fraction form
    361,169,963.26/498,417,100.22 = 196,157,532.76/x
  3. Step 3: Cross multiply
    361,169,963.26x = 498,417,100.22 × 196,157,532.76
  4. Step 4: Simplify right side
    361,169,963.26x = 97,768,268,664,548,848
  5. Step 5: Solve for x
    x = 97,768,268,664,548,848/361,169,963.26
  6. Step 6: Final answer
    x = 270,698,780.66

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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.