Home / 748,505,377.23-1,122,759,967.46-305,848,057.56

Finding the Fourth Proportional to 748,505,377.23, 1,122,759,967.46 and 305,848,057.56

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Solution

The fourth proportional to 748,505,377.23, 1,122,759,967.46 and 305,848,057.56 is: 458,772,863.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,505,377.23 : 1,122,759,967.46 = 305,848,057.56 : x
  2. Step 2: Convert to fraction form
    748,505,377.23/1,122,759,967.46 = 305,848,057.56/x
  3. Step 3: Cross multiply
    748,505,377.23x = 1,122,759,967.46 × 305,848,057.56
  4. Step 4: Simplify right side
    748,505,377.23x = 343,393,955,152,240,576
  5. Step 5: Solve for x
    x = 343,393,955,152,240,576/748,505,377.23
  6. Step 6: Final answer
    x = 458,772,863.36

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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.