Finding the Fourth Proportional to 97,061,469.14, 145,612,654.05 and 31,477,493.02
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Solution
The fourth proportional to 97,061,469.14, 145,612,654.05 and 31,477,493.02 is: 47,222,871.67
Step by Step Solution
- Step 1: Write the proportion equation
97,061,469.14 : 145,612,654.05 = 31,477,493.02 : x - Step 2: Convert to fraction form
97,061,469.14/145,612,654.05 = 31,477,493.02/x - Step 3: Cross multiply
97,061,469.14x = 145,612,654.05 × 31,477,493.02 - Step 4: Simplify right side
97,061,469.14x = 4,583,521,301,561,244 - Step 5: Solve for x
x = 4,583,521,301,561,244/97,061,469.14 - Step 6: Final answer
x = 47,222,871.67
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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.