Finding the Fourth Proportional to 2,914,625,043.20, 4,371,937,564.80 and 1,440,992,294.30
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Solution
The fourth proportional to 2,914,625,043.20, 4,371,937,564.80 and 1,440,992,294.30 is: 2,161,488,441.45
Step by Step Solution
- Step 1: Write the proportion equation
2,914,625,043.20 : 4,371,937,564.80 = 1,440,992,294.30 : x - Step 2: Convert to fraction form
2,914,625,043.20/4,371,937,564.80 = 1,440,992,294.30/x - Step 3: Cross multiply
2,914,625,043.20x = 4,371,937,564.80 × 1,440,992,294.30 - Step 4: Simplify right side
2,914,625,043.20x = 6,299,928,342,037,507,072 - Step 5: Solve for x
x = 6,299,928,342,037,507,072/2,914,625,043.20 - Step 6: Final answer
x = 2,161,488,441.45
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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.