Finding the Fourth Proportional to 54,657,055,461.69, 81,989,180,571.42 and 14,320,894,833.99
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Solution
The fourth proportional to 54,657,055,461.69, 81,989,180,571.42 and 14,320,894,833.99 is: 21,482,284,813.37
Step by Step Solution
- Step 1: Write the proportion equation
54,657,055,461.69 : 81,989,180,571.42 = 14,320,894,833.99 : x - Step 2: Convert to fraction form
54,657,055,461.69/81,989,180,571.42 = 14,320,894,833.99/x - Step 3: Cross multiply
54,657,055,461.69x = 81,989,180,571.42 × 14,320,894,833.99 - Step 4: Simplify right side
54,657,055,461.69x = 1,174,158,432,488,321,974,272 - Step 5: Solve for x
x = 1,174,158,432,488,321,974,272/54,657,055,461.69 - Step 6: Final answer
x = 21,482,284,813.37
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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.