Finding the Fourth Proportional to 1,124,492,851,451.70, 1,686,207,560,212 and 435,617,507,046.60
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Solution
The fourth proportional to 1,124,492,851,451.70, 1,686,207,560,212 and 435,617,507,046.60 is: 653,220,278,629.96
Step by Step Solution
- Step 1: Write the proportion equation
1,124,492,851,451.70 : 1,686,207,560,212 = 435,617,507,046.60 : x - Step 2: Convert to fraction form
1,124,492,851,451.70/1,686,207,560,212 = 435,617,507,046.60/x - Step 3: Cross multiply
1,124,492,851,451.70x = 1,686,207,560,212 × 435,617,507,046.60 - Step 4: Simplify right side
1,124,492,851,451.70x = 734,541,533,742,681,074,696,192 - Step 5: Solve for x
x = 734,541,533,742,681,074,696,192/1,124,492,851,451.70 - Step 6: Final answer
x = 653,220,278,629.96
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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.