Finding the Fourth Proportional to 153,273,581.11, 230,011,914.51 and 84,234,597.44
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Solution
The fourth proportional to 153,273,581.11, 230,011,914.51 and 84,234,597.44 is: 126,407,701.09
Step by Step Solution
- Step 1: Write the proportion equation
153,273,581.11 : 230,011,914.51 = 84,234,597.44 : x - Step 2: Convert to fraction form
153,273,581.11/230,011,914.51 = 84,234,597.44/x - Step 3: Cross multiply
153,273,581.11x = 230,011,914.51 × 84,234,597.44 - Step 4: Simplify right side
153,273,581.11x = 19,374,961,025,728,572 - Step 5: Solve for x
x = 19,374,961,025,728,572/153,273,581.11 - Step 6: Final answer
x = 126,407,701.09
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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.