Finding the Fourth Proportional to 2,467,432,739.98, 3,405,037,027.53 and 1,338,399,676.99
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Solution
The fourth proportional to 2,467,432,739.98, 3,405,037,027.53 and 1,338,399,676.99 is: 1,846,980,622.39
Step by Step Solution
- Step 1: Write the proportion equation
2,467,432,739.98 : 3,405,037,027.53 = 1,338,399,676.99 : x - Step 2: Convert to fraction form
2,467,432,739.98/3,405,037,027.53 = 1,338,399,676.99/x - Step 3: Cross multiply
2,467,432,739.98x = 3,405,037,027.53 × 1,338,399,676.99 - Step 4: Simplify right side
2,467,432,739.98x = 4,557,300,457,785,142,272 - Step 5: Solve for x
x = 4,557,300,457,785,142,272/2,467,432,739.98 - Step 6: Final answer
x = 1,846,980,622.39
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1.5x scale
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.