Finding the Fourth Proportional to 79,502,815.23, 119,169,190.67 and 36,307,290.75
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Solution
The fourth proportional to 79,502,815.23, 119,169,190.67 and 36,307,290.75 is: 54,422,103.69
Step by Step Solution
- Step 1: Write the proportion equation
79,502,815.23 : 119,169,190.67 = 36,307,290.75 : x - Step 2: Convert to fraction form
79,502,815.23/119,169,190.67 = 36,307,290.75/x - Step 3: Cross multiply
79,502,815.23x = 119,169,190.67 × 36,307,290.75 - Step 4: Simplify right side
79,502,815.23x = 4,326,710,453,916,341 - Step 5: Solve for x
x = 4,326,710,453,916,341/79,502,815.23 - Step 6: Final answer
x = 54,422,103.69
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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.