Home / 1,680,939,900.96-2,525,236,234.56-1,216,035,313.44

Finding the Fourth Proportional to 1,680,939,900.96, 2,525,236,234.56 and 1,216,035,313.44

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Solution

The fourth proportional to 1,680,939,900.96, 2,525,236,234.56 and 1,216,035,313.44 is: 1,826,821,074.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,939,900.96 : 2,525,236,234.56 = 1,216,035,313.44 : x
  2. Step 2: Convert to fraction form
    1,680,939,900.96/2,525,236,234.56 = 1,216,035,313.44/x
  3. Step 3: Cross multiply
    1,680,939,900.96x = 2,525,236,234.56 × 1,216,035,313.44
  4. Step 4: Simplify right side
    1,680,939,900.96x = 3,070,776,436,003,214,848
  5. Step 5: Solve for x
    x = 3,070,776,436,003,214,848/1,680,939,900.96
  6. Step 6: Final answer
    x = 1,826,821,074.48

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1.5x scale

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.