Finding the Fourth Proportional to 885,161,431.84, 1,327,723,914.80 and 294,994,529.84
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Solution
The fourth proportional to 885,161,431.84, 1,327,723,914.80 and 294,994,529.84 is: 442,485,718.33
Step by Step Solution
- Step 1: Write the proportion equation
885,161,431.84 : 1,327,723,914.80 = 294,994,529.84 : x - Step 2: Convert to fraction form
885,161,431.84/1,327,723,914.80 = 294,994,529.84/x - Step 3: Cross multiply
885,161,431.84x = 1,327,723,914.80 × 294,994,529.84 - Step 4: Simplify right side
885,161,431.84x = 391,671,292,003,750,144 - Step 5: Solve for x
x = 391,671,292,003,750,144/885,161,431.84 - Step 6: Final answer
x = 442,485,718.33
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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.