Home / 726,764,706.20-1,090,147,059.30-670,644,536.60

Finding the Fourth Proportional to 726,764,706.20, 1,090,147,059.30 and 670,644,536.60

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Solution

The fourth proportional to 726,764,706.20, 1,090,147,059.30 and 670,644,536.60 is: 1,005,966,804.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,764,706.20 : 1,090,147,059.30 = 670,644,536.60 : x
  2. Step 2: Convert to fraction form
    726,764,706.20/1,090,147,059.30 = 670,644,536.60/x
  3. Step 3: Cross multiply
    726,764,706.20x = 1,090,147,059.30 × 670,644,536.60
  4. Step 4: Simplify right side
    726,764,706.20x = 731,101,169,410,101,248
  5. Step 5: Solve for x
    x = 731,101,169,410,101,248/726,764,706.20
  6. Step 6: Final answer
    x = 1,005,966,804.90

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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.