Home / 1,040,313,505.82-1,435,841,202.60-617,162,042.07

Finding the Fourth Proportional to 1,040,313,505.82, 1,435,841,202.60 and 617,162,042.07

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Solution

The fourth proportional to 1,040,313,505.82, 1,435,841,202.60 and 617,162,042.07 is: 851,807,348.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,313,505.82 : 1,435,841,202.60 = 617,162,042.07 : x
  2. Step 2: Convert to fraction form
    1,040,313,505.82/1,435,841,202.60 = 617,162,042.07/x
  3. Step 3: Cross multiply
    1,040,313,505.82x = 1,435,841,202.60 × 617,162,042.07
  4. Step 4: Simplify right side
    1,040,313,505.82x = 886,146,688,684,860,672
  5. Step 5: Solve for x
    x = 886,146,688,684,860,672/1,040,313,505.82
  6. Step 6: Final answer
    x = 851,807,348.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.