Finding the Fourth Proportional to 2,712,596,852,382.20, 4,069,689,267,578.70 and 874,698,569,766.04
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Solution
The fourth proportional to 2,712,596,852,382.20, 4,069,689,267,578.70 and 874,698,569,766.04 is: 1,312,303,882,759.84
Step by Step Solution
- Step 1: Write the proportion equation
2,712,596,852,382.20 : 4,069,689,267,578.70 = 874,698,569,766.04 : x - Step 2: Convert to fraction form
2,712,596,852,382.20/4,069,689,267,578.70 = 874,698,569,766.04/x - Step 3: Cross multiply
2,712,596,852,382.20x = 4,069,689,267,578.70 × 874,698,569,766.04 - Step 4: Simplify right side
2,712,596,852,382.20x = 3,559,751,381,743,292,204,974,080 - Step 5: Solve for x
x = 3,559,751,381,743,292,204,974,080/2,712,596,852,382.20 - Step 6: Final answer
x = 1,312,303,882,759.84
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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.