Finding the Fourth Proportional to 147,440,603,887.26, 203,466,584,821.59 and 79,773,709,392.06
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Solution
The fourth proportional to 147,440,603,887.26, 203,466,584,821.59 and 79,773,709,392.06 is: 110,086,935,217.41
Step by Step Solution
- Step 1: Write the proportion equation
147,440,603,887.26 : 203,466,584,821.59 = 79,773,709,392.06 : x - Step 2: Convert to fraction form
147,440,603,887.26/203,466,584,821.59 = 79,773,709,392.06/x - Step 3: Cross multiply
147,440,603,887.26x = 203,466,584,821.59 × 79,773,709,392.06 - Step 4: Simplify right side
147,440,603,887.26x = 16,231,284,208,552,445,476,864 - Step 5: Solve for x
x = 16,231,284,208,552,445,476,864/147,440,603,887.26 - Step 6: Final answer
x = 110,086,935,217.41
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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.