Finding the Fourth Proportional to 331,122,015.98, 496,759,875.30 and 112,774,249.74
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Solution
The fourth proportional to 331,122,015.98, 496,759,875.30 and 112,774,249.74 is: 169,187,548.80
Step by Step Solution
- Step 1: Write the proportion equation
331,122,015.98 : 496,759,875.30 = 112,774,249.74 : x - Step 2: Convert to fraction form
331,122,015.98/496,759,875.30 = 112,774,249.74/x - Step 3: Cross multiply
331,122,015.98x = 496,759,875.30 × 112,774,249.74 - Step 4: Simplify right side
331,122,015.98x = 56,021,722,237,893,456 - Step 5: Solve for x
x = 56,021,722,237,893,456/331,122,015.98 - Step 6: Final answer
x = 169,187,548.80
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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.