Finding the Fourth Proportional to 1,840,993,386.02, 2,540,570,775.53 and 994,220,626.95
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Solution
The fourth proportional to 1,840,993,386.02, 2,540,570,775.53 and 994,220,626.95 is: 1,372,024,412.71
Step by Step Solution
- Step 1: Write the proportion equation
1,840,993,386.02 : 2,540,570,775.53 = 994,220,626.95 : x - Step 2: Convert to fraction form
1,840,993,386.02/2,540,570,775.53 = 994,220,626.95/x - Step 3: Cross multiply
1,840,993,386.02x = 2,540,570,775.53 × 994,220,626.95 - Step 4: Simplify right side
1,840,993,386.02x = 2,525,887,869,253,313,536 - Step 5: Solve for x
x = 2,525,887,869,253,313,536/1,840,993,386.02 - Step 6: Final answer
x = 1,372,024,412.71
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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.