Finding the Fourth Proportional to 66,974,108,167,790, 92,441,465,713,602 and 43,620,731,689,686
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Solution
The fourth proportional to 66,974,108,167,790, 92,441,465,713,602 and 43,620,731,689,686 is: 60,207,809,901,582.74
Step by Step Solution
- Step 1: Write the proportion equation
66,974,108,167,790 : 92,441,465,713,602 = 43,620,731,689,686 : x - Step 2: Convert to fraction form
66,974,108,167,790/92,441,465,713,602 = 43,620,731,689,686/x - Step 3: Cross multiply
66,974,108,167,790x = 92,441,465,713,602 × 43,620,731,689,686 - Step 4: Simplify right side
66,974,108,167,790x = 4,032,364,372,894,340,492,289,900,544 - Step 5: Solve for x
x = 4,032,364,372,894,340,492,289,900,544/66,974,108,167,790 - Step 6: Final answer
x = 60,207,809,901,582.74
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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.