Finding the Fourth Proportional to 1,534,087,184.20, 2,117,039,400.76 and 829,239,175.04
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Solution
The fourth proportional to 1,534,087,184.20, 2,117,039,400.76 and 829,239,175.04 is: 1,144,349,567.80
Step by Step Solution
- Step 1: Write the proportion equation
1,534,087,184.20 : 2,117,039,400.76 = 829,239,175.04 : x - Step 2: Convert to fraction form
1,534,087,184.20/2,117,039,400.76 = 829,239,175.04/x - Step 3: Cross multiply
1,534,087,184.20x = 2,117,039,400.76 × 829,239,175.04 - Step 4: Simplify right side
1,534,087,184.20x = 1,755,532,006,213,398,272 - Step 5: Solve for x
x = 1,755,532,006,213,398,272/1,534,087,184.20 - Step 6: Final answer
x = 1,144,349,567.80
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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.