Finding the Fourth Proportional to 2,914,952,138.13, 4,368,915,259.17 and 1,338,884,579.35
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Solution
The fourth proportional to 2,914,952,138.13, 4,368,915,259.17 and 1,338,884,579.35 is: 2,006,713,315.28
Step by Step Solution
- Step 1: Write the proportion equation
2,914,952,138.13 : 4,368,915,259.17 = 1,338,884,579.35 : x - Step 2: Convert to fraction form
2,914,952,138.13/4,368,915,259.17 = 1,338,884,579.35/x - Step 3: Cross multiply
2,914,952,138.13x = 4,368,915,259.17 × 1,338,884,579.35 - Step 4: Simplify right side
2,914,952,138.13x = 5,849,473,268,997,274,624 - Step 5: Solve for x
x = 5,849,473,268,997,274,624/2,914,952,138.13 - Step 6: Final answer
x = 2,006,713,315.28
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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.