Finding the Fourth Proportional to 75,267,340.02, 103,675,398.39 and 53,202,906
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Solution
The fourth proportional to 75,267,340.02, 103,675,398.39 and 53,202,906 is: 73,283,212.53
Step by Step Solution
- Step 1: Write the proportion equation
75,267,340.02 : 103,675,398.39 = 53,202,906 : x - Step 2: Convert to fraction form
75,267,340.02/103,675,398.39 = 53,202,906/x - Step 3: Cross multiply
75,267,340.02x = 103,675,398.39 × 53,202,906 - Step 4: Simplify right side
75,267,340.02x = 5,515,832,475,055,721 - Step 5: Solve for x
x = 5,515,832,475,055,721/75,267,340.02 - Step 6: Final answer
x = 73,283,212.53
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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.