Finding the Fourth Proportional to 177,136,738.12, 244,448,802.78 and 98,820,292
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Solution
The fourth proportional to 177,136,738.12, 244,448,802.78 and 98,820,292 is: 136,372,061.08
Step by Step Solution
- Step 1: Write the proportion equation
177,136,738.12 : 244,448,802.78 = 98,820,292 : x - Step 2: Convert to fraction form
177,136,738.12/244,448,802.78 = 98,820,292/x - Step 3: Cross multiply
177,136,738.12x = 244,448,802.78 × 98,820,292 - Step 4: Simplify right side
177,136,738.12x = 24,156,502,069,770,012 - Step 5: Solve for x
x = 24,156,502,069,770,012/177,136,738.12 - Step 6: Final answer
x = 136,372,061.08
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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.