Finding the Fourth Proportional to 1,625,262,193,501.80, 2,436,282,976,519 and 763,193,174,646.12
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Solution
The fourth proportional to 1,625,262,193,501.80, 2,436,282,976,519 and 763,193,174,646.12 is: 1,144,033,588,315.78
Step by Step Solution
- Step 1: Write the proportion equation
1,625,262,193,501.80 : 2,436,282,976,519 = 763,193,174,646.12 : x - Step 2: Convert to fraction form
1,625,262,193,501.80/2,436,282,976,519 = 763,193,174,646.12/x - Step 3: Cross multiply
1,625,262,193,501.80x = 2,436,282,976,519 × 763,193,174,646.12 - Step 4: Simplify right side
1,625,262,193,501.80x = 1,859,354,539,185,834,207,215,616 - Step 5: Solve for x
x = 1,859,354,539,185,834,207,215,616/1,625,262,193,501.80 - Step 6: Final answer
x = 1,144,033,588,315.78
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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.