Finding the Fourth Proportional to 3,495,349,194.72, 4,824,731,402.73 and 2,782,192,905.42
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Solution
The fourth proportional to 3,495,349,194.72, 4,824,731,402.73 and 2,782,192,905.42 is: 3,840,341,188.09
Step by Step Solution
- Step 1: Write the proportion equation
3,495,349,194.72 : 4,824,731,402.73 = 2,782,192,905.42 : x - Step 2: Convert to fraction form
3,495,349,194.72/4,824,731,402.73 = 2,782,192,905.42/x - Step 3: Cross multiply
3,495,349,194.72x = 4,824,731,402.73 × 2,782,192,905.42 - Step 4: Simplify right side
3,495,349,194.72x = 13,423,333,479,232,489,472 - Step 5: Solve for x
x = 13,423,333,479,232,489,472/3,495,349,194.72 - Step 6: Final answer
x = 3,840,341,188.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.