Finding the Fourth Proportional to 125,670,701.80, 188,506,052.70 and 34,794,290.80
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Solution
The fourth proportional to 125,670,701.80, 188,506,052.70 and 34,794,290.80 is: 52,191,436.20
Step by Step Solution
- Step 1: Write the proportion equation
125,670,701.80 : 188,506,052.70 = 34,794,290.80 : x - Step 2: Convert to fraction form
125,670,701.80/188,506,052.70 = 34,794,290.80/x - Step 3: Cross multiply
125,670,701.80x = 188,506,052.70 × 34,794,290.80 - Step 4: Simplify right side
125,670,701.80x = 6,558,934,415,203,924 - Step 5: Solve for x
x = 6,558,934,415,203,924/125,670,701.80 - Step 6: Final answer
x = 52,191,436.20
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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.