Finding the Fourth Proportional to 320,544,625.71, 480,694,372.94 and 174,900,341.03
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Solution
The fourth proportional to 320,544,625.71, 480,694,372.94 and 174,900,341.03 is: 262,283,635.45
Step by Step Solution
- Step 1: Write the proportion equation
320,544,625.71 : 480,694,372.94 = 174,900,341.03 : x - Step 2: Convert to fraction form
320,544,625.71/480,694,372.94 = 174,900,341.03/x - Step 3: Cross multiply
320,544,625.71x = 480,694,372.94 × 174,900,341.03 - Step 4: Simplify right side
320,544,625.71x = 84,073,609,755,130,032 - Step 5: Solve for x
x = 84,073,609,755,130,032/320,544,625.71 - Step 6: Final answer
x = 262,283,635.45
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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.