Finding the Fourth Proportional to 1,335,650,382,124.10, 1,843,096,372,976.70 and 749,587,039,906.99
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Solution
The fourth proportional to 1,335,650,382,124.10, 1,843,096,372,976.70 and 749,587,039,906.99 is: 1,034,373,345,729.74
Step by Step Solution
- Step 1: Write the proportion equation
1,335,650,382,124.10 : 1,843,096,372,976.70 = 749,587,039,906.99 : x - Step 2: Convert to fraction form
1,335,650,382,124.10/1,843,096,372,976.70 = 749,587,039,906.99/x - Step 3: Cross multiply
1,335,650,382,124.10x = 1,843,096,372,976.70 × 749,587,039,906.99 - Step 4: Simplify right side
1,335,650,382,124.10x = 1,381,561,154,482,914,199,601,152 - Step 5: Solve for x
x = 1,381,561,154,482,914,199,601,152/1,335,650,382,124.10 - Step 6: Final answer
x = 1,034,373,345,729.74
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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.