Finding the Fourth Proportional to 202,110,682.80, 303,307,741.80 and 129,504,032.40
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Solution
The fourth proportional to 202,110,682.80, 303,307,741.80 and 129,504,032.40 is: 194,346,855.28
Step by Step Solution
- Step 1: Write the proportion equation
202,110,682.80 : 303,307,741.80 = 129,504,032.40 : x - Step 2: Convert to fraction form
202,110,682.80/303,307,741.80 = 129,504,032.40/x - Step 3: Cross multiply
202,110,682.80x = 303,307,741.80 × 129,504,032.40 - Step 4: Simplify right side
202,110,682.80x = 39,279,575,621,238,040 - Step 5: Solve for x
x = 39,279,575,621,238,040/202,110,682.80 - Step 6: Final answer
x = 194,346,855.28
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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.