Finding the Fourth Proportional to 134,512,949.88, 201,032,409.69 and 98,197,811.64
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Solution
The fourth proportional to 134,512,949.88, 201,032,409.69 and 98,197,811.64 is: 146,758,678.01
Step by Step Solution
- Step 1: Write the proportion equation
134,512,949.88 : 201,032,409.69 = 98,197,811.64 : x - Step 2: Convert to fraction form
134,512,949.88/201,032,409.69 = 98,197,811.64/x - Step 3: Cross multiply
134,512,949.88x = 201,032,409.69 × 98,197,811.64 - Step 4: Simplify right side
134,512,949.88x = 19,740,942,700,273,932 - Step 5: Solve for x
x = 19,740,942,700,273,932/134,512,949.88 - Step 6: Final answer
x = 146,758,678.01
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.