Finding the Fourth Proportional to 251,411,719.05, 346,978,375.88 and 152,289,558.09
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Solution
The fourth proportional to 251,411,719.05, 346,978,375.88 and 152,289,558.09 is: 210,177,885.62
Step by Step Solution
- Step 1: Write the proportion equation
251,411,719.05 : 346,978,375.88 = 152,289,558.09 : x - Step 2: Convert to fraction form
251,411,719.05/346,978,375.88 = 152,289,558.09/x - Step 3: Cross multiply
251,411,719.05x = 346,978,375.88 × 152,289,558.09 - Step 4: Simplify right side
251,411,719.05x = 52,841,183,528,789,672 - Step 5: Solve for x
x = 52,841,183,528,789,672/251,411,719.05 - Step 6: Final answer
x = 210,177,885.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.