Finding the Fourth Proportional to 332,426,334.90, 498,639,502.35 and 194,676,827.70
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Solution
The fourth proportional to 332,426,334.90, 498,639,502.35 and 194,676,827.70 is: 292,015,241.55
Step by Step Solution
- Step 1: Write the proportion equation
332,426,334.90 : 498,639,502.35 = 194,676,827.70 : x - Step 2: Convert to fraction form
332,426,334.90/498,639,502.35 = 194,676,827.70/x - Step 3: Cross multiply
332,426,334.90x = 498,639,502.35 × 194,676,827.70 - Step 4: Simplify right side
332,426,334.90x = 97,073,556,483,404,688 - Step 5: Solve for x
x = 97,073,556,483,404,688/332,426,334.90 - Step 6: Final answer
x = 292,015,241.55
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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.