Finding the Fourth Proportional to 7,240,486,457.19, 10,854,868,771.93 and 2,263,646,534.82
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Solution
The fourth proportional to 7,240,486,457.19, 10,854,868,771.93 and 2,263,646,534.82 is: 3,393,637,461.62
Step by Step Solution
- Step 1: Write the proportion equation
7,240,486,457.19 : 10,854,868,771.93 = 2,263,646,534.82 : x - Step 2: Convert to fraction form
7,240,486,457.19/10,854,868,771.93 = 2,263,646,534.82/x - Step 3: Cross multiply
7,240,486,457.19x = 10,854,868,771.93 × 2,263,646,534.82 - Step 4: Simplify right side
7,240,486,457.19x = 24,571,586,081,461,661,696 - Step 5: Solve for x
x = 24,571,586,081,461,661,696/7,240,486,457.19 - Step 6: Final answer
x = 3,393,637,461.62
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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.