Finding the Fourth Proportional to 1,791,554,366.40, 2,473,405,564.08 and 1,592,766,794.56
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Solution
The fourth proportional to 1,791,554,366.40, 2,473,405,564.08 and 1,592,766,794.56 is: 2,198,961,039.55
Step by Step Solution
- Step 1: Write the proportion equation
1,791,554,366.40 : 2,473,405,564.08 = 1,592,766,794.56 : x - Step 2: Convert to fraction form
1,791,554,366.40/2,473,405,564.08 = 1,592,766,794.56/x - Step 3: Cross multiply
1,791,554,366.40x = 2,473,405,564.08 × 1,592,766,794.56 - Step 4: Simplify right side
1,791,554,366.40x = 3,939,558,251,946,570,240 - Step 5: Solve for x
x = 3,939,558,251,946,570,240/1,791,554,366.40 - Step 6: Final answer
x = 2,198,961,039.55
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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.