Finding the Fourth Proportional to 299,486,397.57, 449,238,748.08 and 102,747,051.03
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Solution
The fourth proportional to 299,486,397.57, 449,238,748.08 and 102,747,051.03 is: 154,123,716.30
Step by Step Solution
- Step 1: Write the proportion equation
299,486,397.57 : 449,238,748.08 = 102,747,051.03 : x - Step 2: Convert to fraction form
299,486,397.57/449,238,748.08 = 102,747,051.03/x - Step 3: Cross multiply
299,486,397.57x = 449,238,748.08 × 102,747,051.03 - Step 4: Simplify right side
299,486,397.57x = 46,157,956,573,115,336 - Step 5: Solve for x
x = 46,157,956,573,115,336/299,486,397.57 - Step 6: Final answer
x = 154,123,716.30
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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.