Finding the Fourth Proportional to 1,283,159,444.96, 1,770,761,344.56 and 696,448,701.92
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Solution
The fourth proportional to 1,283,159,444.96, 1,770,761,344.56 and 696,448,701.92 is: 961,099,919.95
Step by Step Solution
- Step 1: Write the proportion equation
1,283,159,444.96 : 1,770,761,344.56 = 696,448,701.92 : x - Step 2: Convert to fraction form
1,283,159,444.96/1,770,761,344.56 = 696,448,701.92/x - Step 3: Cross multiply
1,283,159,444.96x = 1,770,761,344.56 × 696,448,701.92 - Step 4: Simplify right side
1,283,159,444.96x = 1,233,244,439,828,925,696 - Step 5: Solve for x
x = 1,233,244,439,828,925,696/1,283,159,444.96 - Step 6: Final answer
x = 961,099,919.95
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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.