Finding the Fourth Proportional to 232,436,805.85, 320,777,299.12 and 128,014,849.49
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Solution
The fourth proportional to 232,436,805.85, 320,777,299.12 and 128,014,849.49 is: 176,668,482.07
Step by Step Solution
- Step 1: Write the proportion equation
232,436,805.85 : 320,777,299.12 = 128,014,849.49 : x - Step 2: Convert to fraction form
232,436,805.85/320,777,299.12 = 128,014,849.49/x - Step 3: Cross multiply
232,436,805.85x = 320,777,299.12 × 128,014,849.49 - Step 4: Simplify right side
232,436,805.85x = 41,064,257,666,655,512 - Step 5: Solve for x
x = 41,064,257,666,655,512/232,436,805.85 - Step 6: Final answer
x = 176,668,482.07
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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.