Finding the Fourth Proportional to 2,372,419,527.13, 3,273,938,895.41 and 1,315,144,820.17
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Solution
The fourth proportional to 2,372,419,527.13, 3,273,938,895.41 and 1,315,144,820.17 is: 1,814,899,822.99
Step by Step Solution
- Step 1: Write the proportion equation
2,372,419,527.13 : 3,273,938,895.41 = 1,315,144,820.17 : x - Step 2: Convert to fraction form
2,372,419,527.13/3,273,938,895.41 = 1,315,144,820.17/x - Step 3: Cross multiply
2,372,419,527.13x = 3,273,938,895.41 × 1,315,144,820.17 - Step 4: Simplify right side
2,372,419,527.13x = 4,305,703,779,851,552,768 - Step 5: Solve for x
x = 4,305,703,779,851,552,768/2,372,419,527.13 - Step 6: Final answer
x = 1,814,899,822.99
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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.