Finding the Fourth Proportional to 177,058,692.96, 244,257,604.64 and 115,156,445.28
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Solution
The fourth proportional to 177,058,692.96, 244,257,604.64 and 115,156,445.28 is: 158,861,657.75
Step by Step Solution
- Step 1: Write the proportion equation
177,058,692.96 : 244,257,604.64 = 115,156,445.28 : x - Step 2: Convert to fraction form
177,058,692.96/244,257,604.64 = 115,156,445.28/x - Step 3: Cross multiply
177,058,692.96x = 244,257,604.64 × 115,156,445.28 - Step 4: Simplify right side
177,058,692.96x = 28,127,837,482,950,032 - Step 5: Solve for x
x = 28,127,837,482,950,032/177,058,692.96 - Step 6: Final answer
x = 158,861,657.75
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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.