Finding the Fourth Proportional to 4,331,167,939.60, 6,496,751,909.40 and 1,059,617,143.60
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Solution
The fourth proportional to 4,331,167,939.60, 6,496,751,909.40 and 1,059,617,143.60 is: 1,589,425,715.40
Step by Step Solution
- Step 1: Write the proportion equation
4,331,167,939.60 : 6,496,751,909.40 = 1,059,617,143.60 : x - Step 2: Convert to fraction form
4,331,167,939.60/6,496,751,909.40 = 1,059,617,143.60/x - Step 3: Cross multiply
4,331,167,939.60x = 6,496,751,909.40 × 1,059,617,143.60 - Step 4: Simplify right side
4,331,167,939.60x = 6,884,069,700,916,274,176 - Step 5: Solve for x
x = 6,884,069,700,916,274,176/4,331,167,939.60 - Step 6: Final answer
x = 1,589,425,715.40
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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.