Finding the Fourth Proportional to 2,495,604,663.16, 3,444,042,051.54 and 1,381,770,855.70
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Solution
The fourth proportional to 2,495,604,663.16, 3,444,042,051.54 and 1,381,770,855.70 is: 1,906,903,366.09
Step by Step Solution
- Step 1: Write the proportion equation
2,495,604,663.16 : 3,444,042,051.54 = 1,381,770,855.70 : x - Step 2: Convert to fraction form
2,495,604,663.16/3,444,042,051.54 = 1,381,770,855.70/x - Step 3: Cross multiply
2,495,604,663.16x = 3,444,042,051.54 × 1,381,770,855.70 - Step 4: Simplify right side
2,495,604,663.16x = 4,758,876,932,614,598,656 - Step 5: Solve for x
x = 4,758,876,932,614,598,656/2,495,604,663.16 - Step 6: Final answer
x = 1,906,903,366.09
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1.5x scale
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.