Finding the Fourth Proportional to 86,651,631,326.24, 129,986,352,841.56 and 29,991,401,628
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Solution
The fourth proportional to 86,651,631,326.24, 129,986,352,841.56 and 29,991,401,628 is: 44,990,184,888.18
Step by Step Solution
- Step 1: Write the proportion equation
86,651,631,326.24 : 129,986,352,841.56 = 29,991,401,628 : x - Step 2: Convert to fraction form
86,651,631,326.24/129,986,352,841.56 = 29,991,401,628/x - Step 3: Cross multiply
86,651,631,326.24x = 129,986,352,841.56 × 29,991,401,628 - Step 4: Simplify right side
86,651,631,326.24x = 3,898,472,914,230,145,187,840 - Step 5: Solve for x
x = 3,898,472,914,230,145,187,840/86,651,631,326.24 - Step 6: Final answer
x = 44,990,184,888.18
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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.