Finding the Fourth Proportional to 115,566,229.08, 173,346,914.94 and 28,128,233.88
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Solution
The fourth proportional to 115,566,229.08, 173,346,914.94 and 28,128,233.88 is: 42,191,759.69
Step by Step Solution
- Step 1: Write the proportion equation
115,566,229.08 : 173,346,914.94 = 28,128,233.88 : x - Step 2: Convert to fraction form
115,566,229.08/173,346,914.94 = 28,128,233.88/x - Step 3: Cross multiply
115,566,229.08x = 173,346,914.94 × 28,128,233.88 - Step 4: Simplify right side
115,566,229.08x = 4,875,942,565,808,786 - Step 5: Solve for x
x = 4,875,942,565,808,786/115,566,229.08 - Step 6: Final answer
x = 42,191,759.69
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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.