Home / 726,676,401.60-1,090,030,042.44-260,368,198.56

Finding the Fourth Proportional to 726,676,401.60, 1,090,030,042.44 and 260,368,198.56

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Solution

The fourth proportional to 726,676,401.60, 1,090,030,042.44 and 260,368,198.56 is: 390,557,830.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,676,401.60 : 1,090,030,042.44 = 260,368,198.56 : x
  2. Step 2: Convert to fraction form
    726,676,401.60/1,090,030,042.44 = 260,368,198.56/x
  3. Step 3: Cross multiply
    726,676,401.60x = 1,090,030,042.44 × 260,368,198.56
  4. Step 4: Simplify right side
    726,676,401.60x = 283,809,158,526,383,168
  5. Step 5: Solve for x
    x = 283,809,158,526,383,168/726,676,401.60
  6. Step 6: Final answer
    x = 390,557,830.01

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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.