Finding the Fourth Proportional to 17,985,189,709.26, 24,818,578,515.98 and 9,845,418,473.10
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Solution
The fourth proportional to 17,985,189,709.26, 24,818,578,515.98 and 9,845,418,473.10 is: 13,586,139,226.07
Step by Step Solution
- Step 1: Write the proportion equation
17,985,189,709.26 : 24,818,578,515.98 = 9,845,418,473.10 : x - Step 2: Convert to fraction form
17,985,189,709.26/24,818,578,515.98 = 9,845,418,473.10/x - Step 3: Cross multiply
17,985,189,709.26x = 24,818,578,515.98 × 9,845,418,473.10 - Step 4: Simplify right side
17,985,189,709.26x = 244,349,291,397,263,032,320 - Step 5: Solve for x
x = 244,349,291,397,263,032,320/17,985,189,709.26 - Step 6: Final answer
x = 13,586,139,226.07
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1.5x scale
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.