Finding the Fourth Proportional to 1,194,927,537,750.70, 1,649,004,970,344.60 and 646,218,842,684.94
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Solution
The fourth proportional to 1,194,927,537,750.70, 1,649,004,970,344.60 and 646,218,842,684.94 is: 891,784,689,742.52
Step by Step Solution
- Step 1: Write the proportion equation
1,194,927,537,750.70 : 1,649,004,970,344.60 = 646,218,842,684.94 : x - Step 2: Convert to fraction form
1,194,927,537,750.70/1,649,004,970,344.60 = 646,218,842,684.94/x - Step 3: Cross multiply
1,194,927,537,750.70x = 1,649,004,970,344.60 × 646,218,842,684.94 - Step 4: Simplify right side
1,194,927,537,750.70x = 1,065,618,083,517,801,200,353,280 - Step 5: Solve for x
x = 1,065,618,083,517,801,200,353,280/1,194,927,537,750.70 - Step 6: Final answer
x = 891,784,689,742.52
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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.