Finding the Fourth Proportional to 636,901,573,066.62, 955,486,533,265.58 and 206,605,058,974.71
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Solution
The fourth proportional to 636,901,573,066.62, 955,486,533,265.58 and 206,605,058,974.71 is: 309,951,113,174.95
Step by Step Solution
- Step 1: Write the proportion equation
636,901,573,066.62 : 955,486,533,265.58 = 206,605,058,974.71 : x - Step 2: Convert to fraction form
636,901,573,066.62/955,486,533,265.58 = 206,605,058,974.71/x - Step 3: Cross multiply
636,901,573,066.62x = 955,486,533,265.58 × 206,605,058,974.71 - Step 4: Simplify right side
636,901,573,066.62x = 197,408,351,554,876,343,320,576 - Step 5: Solve for x
x = 197,408,351,554,876,343,320,576/636,901,573,066.62 - Step 6: Final answer
x = 309,951,113,174.95
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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.