Finding the Fourth Proportional to 232,458,060.96, 320,814,798.48 and 173,618,619.84
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Solution
The fourth proportional to 232,458,060.96, 320,814,798.48 and 173,618,619.84 is: 239,610,630.44
Step by Step Solution
- Step 1: Write the proportion equation
232,458,060.96 : 320,814,798.48 = 173,618,619.84 : x - Step 2: Convert to fraction form
232,458,060.96/320,814,798.48 = 173,618,619.84/x - Step 3: Cross multiply
232,458,060.96x = 320,814,798.48 × 173,618,619.84 - Step 4: Simplify right side
232,458,060.96x = 55,699,422,536,345,336 - Step 5: Solve for x
x = 55,699,422,536,345,336/232,458,060.96 - Step 6: Final answer
x = 239,610,630.44
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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.