Finding the Fourth Proportional to 2,696,915,541.20, 4,045,642,750.20 and 731,799,813.20
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Solution
The fourth proportional to 2,696,915,541.20, 4,045,642,750.20 and 731,799,813.20 is: 1,097,772,831.09
Step by Step Solution
- Step 1: Write the proportion equation
2,696,915,541.20 : 4,045,642,750.20 = 731,799,813.20 : x - Step 2: Convert to fraction form
2,696,915,541.20/4,045,642,750.20 = 731,799,813.20/x - Step 3: Cross multiply
2,696,915,541.20x = 4,045,642,750.20 × 731,799,813.20 - Step 4: Simplify right side
2,696,915,541.20x = 2,960,600,608,870,294,528 - Step 5: Solve for x
x = 2,960,600,608,870,294,528/2,696,915,541.20 - Step 6: Final answer
x = 1,097,772,831.09
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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.