Finding the Fourth Proportional to 1,063,033,812.12, 1,595,364,588.36 and 481,176,673.80
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Solution
The fourth proportional to 1,063,033,812.12, 1,595,364,588.36 and 481,176,673.80 is: 722,133,404.76
Step by Step Solution
- Step 1: Write the proportion equation
1,063,033,812.12 : 1,595,364,588.36 = 481,176,673.80 : x - Step 2: Convert to fraction form
1,063,033,812.12/1,595,364,588.36 = 481,176,673.80/x - Step 3: Cross multiply
1,063,033,812.12x = 1,595,364,588.36 × 481,176,673.80 - Step 4: Simplify right side
1,063,033,812.12x = 767,652,226,125,371,008 - Step 5: Solve for x
x = 767,652,226,125,371,008/1,063,033,812.12 - Step 6: Final answer
x = 722,133,404.76
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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.