Home / 2,239,505,999.70-3,359,258,999.55-687,036,930.90

Finding the Fourth Proportional to 2,239,505,999.70, 3,359,258,999.55 and 687,036,930.90

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Solution

The fourth proportional to 2,239,505,999.70, 3,359,258,999.55 and 687,036,930.90 is: 1,030,555,396.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,505,999.70 : 3,359,258,999.55 = 687,036,930.90 : x
  2. Step 2: Convert to fraction form
    2,239,505,999.70/3,359,258,999.55 = 687,036,930.90/x
  3. Step 3: Cross multiply
    2,239,505,999.70x = 3,359,258,999.55 × 687,036,930.90
  4. Step 4: Simplify right side
    2,239,505,999.70x = 2,307,934,993,149,036,544
  5. Step 5: Solve for x
    x = 2,307,934,993,149,036,544/2,239,505,999.70
  6. Step 6: Final answer
    x = 1,030,555,396.35

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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.