Home / 131,055,015.60-196,582,523.40-122,977,112.40

Finding the Fourth Proportional to 131,055,015.60, 196,582,523.40 and 122,977,112.40

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Solution

The fourth proportional to 131,055,015.60, 196,582,523.40 and 122,977,112.40 is: 184,465,668.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,055,015.60 : 196,582,523.40 = 122,977,112.40 : x
  2. Step 2: Convert to fraction form
    131,055,015.60/196,582,523.40 = 122,977,112.40/x
  3. Step 3: Cross multiply
    131,055,015.60x = 196,582,523.40 × 122,977,112.40
  4. Step 4: Simplify right side
    131,055,015.60x = 24,175,151,076,037,432
  5. Step 5: Solve for x
    x = 24,175,151,076,037,432/131,055,015.60
  6. Step 6: Final answer
    x = 184,465,668.60

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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.