Home / 2,511,392,081.20-3,767,088,121.80-764,580,943.60

Finding the Fourth Proportional to 2,511,392,081.20, 3,767,088,121.80 and 764,580,943.60

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Solution

The fourth proportional to 2,511,392,081.20, 3,767,088,121.80 and 764,580,943.60 is: 1,146,871,415.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511,392,081.20 : 3,767,088,121.80 = 764,580,943.60 : x
  2. Step 2: Convert to fraction form
    2,511,392,081.20/3,767,088,121.80 = 764,580,943.60/x
  3. Step 3: Cross multiply
    2,511,392,081.20x = 3,767,088,121.80 × 764,580,943.60
  4. Step 4: Simplify right side
    2,511,392,081.20x = 2,880,243,790,790,195,712
  5. Step 5: Solve for x
    x = 2,880,243,790,790,195,712/2,511,392,081.20
  6. Step 6: Final answer
    x = 1,146,871,415.40

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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.