Finding the Fourth Proportional to 209,206,369.35, 313,854,950.71 and 63,636,147.32
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Solution
The fourth proportional to 209,206,369.35, 313,854,950.71 and 63,636,147.32 is: 95,468,029.68
Step by Step Solution
- Step 1: Write the proportion equation
209,206,369.35 : 313,854,950.71 = 63,636,147.32 : x - Step 2: Convert to fraction form
209,206,369.35/313,854,950.71 = 63,636,147.32/x - Step 3: Cross multiply
209,206,369.35x = 313,854,950.71 × 63,636,147.32 - Step 4: Simplify right side
209,206,369.35x = 19,972,519,879,003,804 - Step 5: Solve for x
x = 19,972,519,879,003,804/209,206,369.35 - Step 6: Final answer
x = 95,468,029.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.