Finding the Fourth Proportional to 4,427,169,447.73, 6,640,754,172.04 and 1,479,449,065.82
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Solution
The fourth proportional to 4,427,169,447.73, 6,640,754,172.04 and 1,479,449,065.82 is: 2,219,173,598.88
Step by Step Solution
- Step 1: Write the proportion equation
4,427,169,447.73 : 6,640,754,172.04 = 1,479,449,065.82 : x - Step 2: Convert to fraction form
4,427,169,447.73/6,640,754,172.04 = 1,479,449,065.82/x - Step 3: Cross multiply
4,427,169,447.73x = 6,640,754,172.04 × 1,479,449,065.82 - Step 4: Simplify right side
4,427,169,447.73x = 9,824,657,556,164,845,568 - Step 5: Solve for x
x = 9,824,657,556,164,845,568/4,427,169,447.73 - Step 6: Final answer
x = 2,219,173,598.88
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1.5x scale
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.