Finding the Fourth Proportional to 5,899,134,446.49, 8,140,808,802.42 and 3,186,402,237.99
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Solution
The fourth proportional to 5,899,134,446.49, 8,140,808,802.42 and 3,186,402,237.99 is: 4,397,236,852.69
Step by Step Solution
- Step 1: Write the proportion equation
5,899,134,446.49 : 8,140,808,802.42 = 3,186,402,237.99 : x - Step 2: Convert to fraction form
5,899,134,446.49/8,140,808,802.42 = 3,186,402,237.99/x - Step 3: Cross multiply
5,899,134,446.49x = 8,140,808,802.42 × 3,186,402,237.99 - Step 4: Simplify right side
5,899,134,446.49x = 25,939,891,387,079,778,304 - Step 5: Solve for x
x = 25,939,891,387,079,778,304/5,899,134,446.49 - Step 6: Final answer
x = 4,397,236,852.69
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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.