Finding the Fourth Proportional to 293,983,750.49, 441,282,070.94 and 130,336,431.75
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Solution
The fourth proportional to 293,983,750.49, 441,282,070.94 and 130,336,431.75 is: 195,640,508.79
Step by Step Solution
- Step 1: Write the proportion equation
293,983,750.49 : 441,282,070.94 = 130,336,431.75 : x - Step 2: Convert to fraction form
293,983,750.49/441,282,070.94 = 130,336,431.75/x - Step 3: Cross multiply
293,983,750.49x = 441,282,070.94 × 130,336,431.75 - Step 4: Simplify right side
293,983,750.49x = 57,515,130,520,918,288 - Step 5: Solve for x
x = 57,515,130,520,918,288/293,983,750.49 - Step 6: Final answer
x = 195,640,508.79
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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.