Finding the Fourth Proportional to 2,831,527,224.98, 4,247,461,085.70 and 866,397,328.88
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Solution
The fourth proportional to 2,831,527,224.98, 4,247,461,085.70 and 866,397,328.88 is: 1,299,648,086.27
Step by Step Solution
- Step 1: Write the proportion equation
2,831,527,224.98 : 4,247,461,085.70 = 866,397,328.88 : x - Step 2: Convert to fraction form
2,831,527,224.98/4,247,461,085.70 = 866,397,328.88/x - Step 3: Cross multiply
2,831,527,224.98x = 4,247,461,085.70 × 866,397,328.88 - Step 4: Simplify right side
2,831,527,224.98x = 3,679,988,939,172,224,512 - Step 5: Solve for x
x = 3,679,988,939,172,224,512/2,831,527,224.98 - Step 6: Final answer
x = 1,299,648,086.27
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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.