Finding the Fourth Proportional to 3,339,915,534.08, 4,608,957,165.72 and 1,854,899,318.96
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Solution
The fourth proportional to 3,339,915,534.08, 4,608,957,165.72 and 1,854,899,318.96 is: 2,559,690,932.47
Step by Step Solution
- Step 1: Write the proportion equation
3,339,915,534.08 : 4,608,957,165.72 = 1,854,899,318.96 : x - Step 2: Convert to fraction form
3,339,915,534.08/4,608,957,165.72 = 1,854,899,318.96/x - Step 3: Cross multiply
3,339,915,534.08x = 4,608,957,165.72 × 1,854,899,318.96 - Step 4: Simplify right side
3,339,915,534.08x = 8,549,151,507,809,840,128 - Step 5: Solve for x
x = 8,549,151,507,809,840,128/3,339,915,534.08 - Step 6: Final answer
x = 2,559,690,932.47
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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.