Finding the Fourth Proportional to 115,088,058.62, 172,515,765.95 and 49,551,944.59
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Solution
The fourth proportional to 115,088,058.62, 172,515,765.95 and 49,551,944.59 is: 74,277,833.67
Step by Step Solution
- Step 1: Write the proportion equation
115,088,058.62 : 172,515,765.95 = 49,551,944.59 : x - Step 2: Convert to fraction form
115,088,058.62/172,515,765.95 = 49,551,944.59/x - Step 3: Cross multiply
115,088,058.62x = 172,515,765.95 × 49,551,944.59 - Step 4: Simplify right side
115,088,058.62x = 8,548,491,675,255,809 - Step 5: Solve for x
x = 8,548,491,675,255,809/115,088,058.62 - Step 6: Final answer
x = 74,277,833.67
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.