Home / 309,059,932.20-463,589,898.30-93,621,186.60

Finding the Fourth Proportional to 309,059,932.20, 463,589,898.30 and 93,621,186.60

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Solution

The fourth proportional to 309,059,932.20, 463,589,898.30 and 93,621,186.60 is: 140,431,779.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,059,932.20 : 463,589,898.30 = 93,621,186.60 : x
  2. Step 2: Convert to fraction form
    309,059,932.20/463,589,898.30 = 93,621,186.60/x
  3. Step 3: Cross multiply
    309,059,932.20x = 463,589,898.30 × 93,621,186.60
  4. Step 4: Simplify right side
    309,059,932.20x = 43,401,836,374,619,320
  5. Step 5: Solve for x
    x = 43,401,836,374,619,320/309,059,932.20
  6. Step 6: Final answer
    x = 140,431,779.90

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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.