Finding the Fourth Proportional to 1,062,605,552.83, 1,466,214,053.74 and 616,466,645.96
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Solution
The fourth proportional to 1,062,605,552.83, 1,466,214,053.74 and 616,466,645.96 is: 850,618,611.55
Step by Step Solution
- Step 1: Write the proportion equation
1,062,605,552.83 : 1,466,214,053.74 = 616,466,645.96 : x - Step 2: Convert to fraction form
1,062,605,552.83/1,466,214,053.74 = 616,466,645.96/x - Step 3: Cross multiply
1,062,605,552.83x = 1,466,214,053.74 × 616,466,645.96 - Step 4: Simplify right side
1,062,605,552.83x = 903,872,059,965,430,656 - Step 5: Solve for x
x = 903,872,059,965,430,656/1,062,605,552.83 - Step 6: Final answer
x = 850,618,611.55
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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.