Finding the Fourth Proportional to 295,245,536.90, 442,868,305.35 and 293,544,925.70
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Solution
The fourth proportional to 295,245,536.90, 442,868,305.35 and 293,544,925.70 is: 440,317,388.55
Step by Step Solution
- Step 1: Write the proportion equation
295,245,536.90 : 442,868,305.35 = 293,544,925.70 : x - Step 2: Convert to fraction form
295,245,536.90/442,868,305.35 = 293,544,925.70/x - Step 3: Cross multiply
295,245,536.90x = 442,868,305.35 × 293,544,925.70 - Step 4: Simplify right side
295,245,536.90x = 130,001,743,788,850,672 - Step 5: Solve for x
x = 130,001,743,788,850,672/295,245,536.90 - Step 6: Final answer
x = 440,317,388.55
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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.