Finding the Fourth Proportional to 2,532,569,505.68, 3,494,943,267.20 and 1,418,743,440.20
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Solution
The fourth proportional to 2,532,569,505.68, 3,494,943,267.20 and 1,418,743,440.20 is: 1,957,864,462.58
Step by Step Solution
- Step 1: Write the proportion equation
2,532,569,505.68 : 3,494,943,267.20 = 1,418,743,440.20 : x - Step 2: Convert to fraction form
2,532,569,505.68/3,494,943,267.20 = 1,418,743,440.20/x - Step 3: Cross multiply
2,532,569,505.68x = 3,494,943,267.20 × 1,418,743,440.20 - Step 4: Simplify right side
2,532,569,505.68x = 4,958,427,834,186,587,136 - Step 5: Solve for x
x = 4,958,427,834,186,587,136/2,532,569,505.68 - Step 6: Final answer
x = 1,957,864,462.58
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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.