Finding the Fourth Proportional to 207,122,591.84, 285,828,590.84 and 114,302,435.99
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Solution
The fourth proportional to 207,122,591.84, 285,828,590.84 and 114,302,435.99 is: 157,737,038.33
Step by Step Solution
- Step 1: Write the proportion equation
207,122,591.84 : 285,828,590.84 = 114,302,435.99 : x - Step 2: Convert to fraction form
207,122,591.84/285,828,590.84 = 114,302,435.99/x - Step 3: Cross multiply
207,122,591.84x = 285,828,590.84 × 114,302,435.99 - Step 4: Simplify right side
207,122,591.84x = 32,670,904,206,600,344 - Step 5: Solve for x
x = 32,670,904,206,600,344/207,122,591.84 - Step 6: Final answer
x = 157,737,038.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.