Finding the Fourth Proportional to 26,781,335,231.35, 36,958,248,651.85 and 14,738,346,039.21
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Solution
The fourth proportional to 26,781,335,231.35, 36,958,248,651.85 and 14,738,346,039.21 is: 20,338,920,853.97
Step by Step Solution
- Step 1: Write the proportion equation
26,781,335,231.35 : 36,958,248,651.85 = 14,738,346,039.21 : x - Step 2: Convert to fraction form
26,781,335,231.35/36,958,248,651.85 = 14,738,346,039.21/x - Step 3: Cross multiply
26,781,335,231.35x = 36,958,248,651.85 × 14,738,346,039.21 - Step 4: Simplify right side
26,781,335,231.35x = 544,703,457,633,954,430,976 - Step 5: Solve for x
x = 544,703,457,633,954,430,976/26,781,335,231.35 - Step 6: Final answer
x = 20,338,920,853.97
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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.