Finding the Fourth Proportional to 84,256,509.84, 116,273,955.24 and 45,625,341.84
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Solution
The fourth proportional to 84,256,509.84, 116,273,955.24 and 45,625,341.84 is: 62,962,956.39
Step by Step Solution
- Step 1: Write the proportion equation
84,256,509.84 : 116,273,955.24 = 45,625,341.84 : x - Step 2: Convert to fraction form
84,256,509.84/116,273,955.24 = 45,625,341.84/x - Step 3: Cross multiply
84,256,509.84x = 116,273,955.24 × 45,625,341.84 - Step 4: Simplify right side
84,256,509.84x = 5,305,038,954,913,859 - Step 5: Solve for x
x = 5,305,038,954,913,859/84,256,509.84 - Step 6: Final answer
x = 62,962,956.39
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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.