Home / 207,630,751.60-311,463,842.10-54,276,562

Finding the Fourth Proportional to 207,630,751.60, 311,463,842.10 and 54,276,562

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Solution

The fourth proportional to 207,630,751.60, 311,463,842.10 and 54,276,562 is: 81,419,473.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,630,751.60 : 311,463,842.10 = 54,276,562 : x
  2. Step 2: Convert to fraction form
    207,630,751.60/311,463,842.10 = 54,276,562/x
  3. Step 3: Cross multiply
    207,630,751.60x = 311,463,842.10 × 54,276,562
  4. Step 4: Simplify right side
    207,630,751.60x = 16,905,186,536,498,862
  5. Step 5: Solve for x
    x = 16,905,186,536,498,862/207,630,751.60
  6. Step 6: Final answer
    x = 81,419,473.78

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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.