Finding the Fourth Proportional to 1,516,034,144.36, 2,092,141,542.18 and 889,513,230.44
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Solution
The fourth proportional to 1,516,034,144.36, 2,092,141,542.18 and 889,513,230.44 is: 1,227,536,720.49
Step by Step Solution
- Step 1: Write the proportion equation
1,516,034,144.36 : 2,092,141,542.18 = 889,513,230.44 : x - Step 2: Convert to fraction form
1,516,034,144.36/2,092,141,542.18 = 889,513,230.44/x - Step 3: Cross multiply
1,516,034,144.36x = 2,092,141,542.18 × 889,513,230.44 - Step 4: Simplify right side
1,516,034,144.36x = 1,860,987,581,722,255,616 - Step 5: Solve for x
x = 1,860,987,581,722,255,616/1,516,034,144.36 - Step 6: Final answer
x = 1,227,536,720.49
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1.5x scale
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.