Finding the Fourth Proportional to 84,217,768.08, 126,338,702.66 and 25,930,377.84
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Solution
The fourth proportional to 84,217,768.08, 126,338,702.66 and 25,930,377.84 is: 38,899,277.08
Step by Step Solution
- Step 1: Write the proportion equation
84,217,768.08 : 126,338,702.66 = 25,930,377.84 : x - Step 2: Convert to fraction form
84,217,768.08/126,338,702.66 = 25,930,377.84/x - Step 3: Cross multiply
84,217,768.08x = 126,338,702.66 × 25,930,377.84 - Step 4: Simplify right side
84,217,768.08x = 3,276,010,295,659,561 - Step 5: Solve for x
x = 3,276,010,295,659,561/84,217,768.08 - Step 6: Final answer
x = 38,899,277.08
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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.