Finding the Fourth Proportional to 3,852,473,173.99, 5,777,292,338.93 and 1,330,759,659.89
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Solution
The fourth proportional to 3,852,473,173.99, 5,777,292,338.93 and 1,330,759,659.89 is: 1,995,649,869.80
Step by Step Solution
- Step 1: Write the proportion equation
3,852,473,173.99 : 5,777,292,338.93 = 1,330,759,659.89 : x - Step 2: Convert to fraction form
3,852,473,173.99/5,777,292,338.93 = 1,330,759,659.89/x - Step 3: Cross multiply
3,852,473,173.99x = 5,777,292,338.93 × 1,330,759,659.89 - Step 4: Simplify right side
3,852,473,173.99x = 7,688,187,588,057,225,216 - Step 5: Solve for x
x = 7,688,187,588,057,225,216/3,852,473,173.99 - Step 6: Final answer
x = 1,995,649,869.80
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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.