Finding the Fourth Proportional to 269,136,649.14, 371,408,725.26 and 145,377,327.48
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Solution
The fourth proportional to 269,136,649.14, 371,408,725.26 and 145,377,327.48 is: 200,620,792.65
Step by Step Solution
- Step 1: Write the proportion equation
269,136,649.14 : 371,408,725.26 = 145,377,327.48 : x - Step 2: Convert to fraction form
269,136,649.14/371,408,725.26 = 145,377,327.48/x - Step 3: Cross multiply
269,136,649.14x = 371,408,725.26 × 145,377,327.48 - Step 4: Simplify right side
269,136,649.14x = 53,994,407,881,052,360 - Step 5: Solve for x
x = 53,994,407,881,052,360/269,136,649.14 - Step 6: Final answer
x = 200,620,792.65
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.