Finding the Fourth Proportional to 212,277,465.88, 318,415,153.26 and 82,898,217.88
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Solution
The fourth proportional to 212,277,465.88, 318,415,153.26 and 82,898,217.88 is: 124,346,918.51
Step by Step Solution
- Step 1: Write the proportion equation
212,277,465.88 : 318,415,153.26 = 82,898,217.88 : x - Step 2: Convert to fraction form
212,277,465.88/318,415,153.26 = 82,898,217.88/x - Step 3: Cross multiply
212,277,465.88x = 318,415,153.26 × 82,898,217.88 - Step 4: Simplify right side
212,277,465.88x = 26,396,048,751,241,068 - Step 5: Solve for x
x = 26,396,048,751,241,068/212,277,465.88 - Step 6: Final answer
x = 124,346,918.51
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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.