Home / 1,347,227,321.40-2,020,840,982.10-764,736,492.60

Finding the Fourth Proportional to 1,347,227,321.40, 2,020,840,982.10 and 764,736,492.60

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Solution

The fourth proportional to 1,347,227,321.40, 2,020,840,982.10 and 764,736,492.60 is: 1,147,104,738.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,227,321.40 : 2,020,840,982.10 = 764,736,492.60 : x
  2. Step 2: Convert to fraction form
    1,347,227,321.40/2,020,840,982.10 = 764,736,492.60/x
  3. Step 3: Cross multiply
    1,347,227,321.40x = 2,020,840,982.10 × 764,736,492.60
  4. Step 4: Simplify right side
    1,347,227,321.40x = 1,545,410,844,753,493,248
  5. Step 5: Solve for x
    x = 1,545,410,844,753,493,248/1,347,227,321.40
  6. Step 6: Final answer
    x = 1,147,104,738.90

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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.