Finding the Fourth Proportional to 119,073,254.76, 178,349,476.02 and 84,424,630.08
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Solution
The fourth proportional to 119,073,254.76, 178,349,476.02 and 84,424,630.08 is: 126,452,313.48
Step by Step Solution
- Step 1: Write the proportion equation
119,073,254.76 : 178,349,476.02 = 84,424,630.08 : x - Step 2: Convert to fraction form
119,073,254.76/178,349,476.02 = 84,424,630.08/x - Step 3: Cross multiply
119,073,254.76x = 178,349,476.02 × 84,424,630.08 - Step 4: Simplify right side
119,073,254.76x = 15,057,088,537,950,332 - Step 5: Solve for x
x = 15,057,088,537,950,332/119,073,254.76 - Step 6: Final answer
x = 126,452,313.48
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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.