Finding the Fourth Proportional to 276,873,543,536.80, 415,305,776,842.80 and 88,216,876,297.12
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Solution
The fourth proportional to 276,873,543,536.80, 415,305,776,842.80 and 88,216,876,297.12 is: 132,323,868,410.17
Step by Step Solution
- Step 1: Write the proportion equation
276,873,543,536.80 : 415,305,776,842.80 = 88,216,876,297.12 : x - Step 2: Convert to fraction form
276,873,543,536.80/415,305,776,842.80 = 88,216,876,297.12/x - Step 3: Cross multiply
276,873,543,536.80x = 415,305,776,842.80 × 88,216,876,297.12 - Step 4: Simplify right side
276,873,543,536.80x = 36,636,978,341,220,609,687,552 - Step 5: Solve for x
x = 36,636,978,341,220,609,687,552/276,873,543,536.80 - Step 6: Final answer
x = 132,323,868,410.17
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1.5x scale
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.