Finding the Fourth Proportional to 114,492,660.37, 157,999,751.75 and 62,281,571.49
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Solution
The fourth proportional to 114,492,660.37, 157,999,751.75 and 62,281,571.49 is: 85,948,503.62
Step by Step Solution
- Step 1: Write the proportion equation
114,492,660.37 : 157,999,751.75 = 62,281,571.49 : x - Step 2: Convert to fraction form
114,492,660.37/157,999,751.75 = 62,281,571.49/x - Step 3: Cross multiply
114,492,660.37x = 157,999,751.75 × 62,281,571.49 - Step 4: Simplify right side
114,492,660.37x = 9,840,472,834,175,582 - Step 5: Solve for x
x = 9,840,472,834,175,582/114,492,660.37 - Step 6: Final answer
x = 85,948,503.62
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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.