Finding the Fourth Proportional to 366,984,030.90, 550,476,046.35 and 203,725,355.70
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Solution
The fourth proportional to 366,984,030.90, 550,476,046.35 and 203,725,355.70 is: 305,588,033.55
Step by Step Solution
- Step 1: Write the proportion equation
366,984,030.90 : 550,476,046.35 = 203,725,355.70 : x - Step 2: Convert to fraction form
366,984,030.90/550,476,046.35 = 203,725,355.70/x - Step 3: Cross multiply
366,984,030.90x = 550,476,046.35 × 203,725,355.70 - Step 4: Simplify right side
366,984,030.90x = 112,145,928,346,983,440 - Step 5: Solve for x
x = 112,145,928,346,983,440/366,984,030.90 - Step 6: Final answer
x = 305,588,033.55
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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.