Finding the Fourth Proportional to 325,538,994.84, 488,288,716.20 and 115,460,090.52
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Solution
The fourth proportional to 325,538,994.84, 488,288,716.20 and 115,460,090.52 is: 173,183,121.73
Step by Step Solution
- Step 1: Write the proportion equation
325,538,994.84 : 488,288,716.20 = 115,460,090.52 : x - Step 2: Convert to fraction form
325,538,994.84/488,288,716.20 = 115,460,090.52/x - Step 3: Cross multiply
325,538,994.84x = 488,288,716.20 × 115,460,090.52 - Step 4: Simplify right side
325,538,994.84x = 56,377,859,372,346,584 - Step 5: Solve for x
x = 56,377,859,372,346,584/325,538,994.84 - Step 6: Final answer
x = 173,183,121.73
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.