Finding the Fourth Proportional to 8,646,916,862.80, 12,970,944,410.24 and 2,265,610,201.19
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Solution
The fourth proportional to 8,646,916,862.80, 12,970,944,410.24 and 2,265,610,201.19 is: 3,398,564,417.95
Step by Step Solution
- Step 1: Write the proportion equation
8,646,916,862.80 : 12,970,944,410.24 = 2,265,610,201.19 : x - Step 2: Convert to fraction form
8,646,916,862.80/12,970,944,410.24 = 2,265,610,201.19/x - Step 3: Cross multiply
8,646,916,862.80x = 12,970,944,410.24 × 2,265,610,201.19 - Step 4: Simplify right side
8,646,916,862.80x = 29,387,103,974,918,529,024 - Step 5: Solve for x
x = 29,387,103,974,918,529,024/8,646,916,862.80 - Step 6: Final answer
x = 3,398,564,417.95
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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.