Finding the Fourth Proportional to 177,149,725.80, 265,724,588.70 and 49,498,909.80
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Solution
The fourth proportional to 177,149,725.80, 265,724,588.70 and 49,498,909.80 is: 74,248,364.70
Step by Step Solution
- Step 1: Write the proportion equation
177,149,725.80 : 265,724,588.70 = 49,498,909.80 : x - Step 2: Convert to fraction form
177,149,725.80/265,724,588.70 = 49,498,909.80/x - Step 3: Cross multiply
177,149,725.80x = 265,724,588.70 × 49,498,909.80 - Step 4: Simplify right side
177,149,725.80x = 13,153,077,447,703,398 - Step 5: Solve for x
x = 13,153,077,447,703,398/177,149,725.80 - Step 6: Final answer
x = 74,248,364.70
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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.