Finding the Fourth Proportional to 1,775,857,630.41, 2,662,575,722.28 and 900,771,592.68
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Solution
The fourth proportional to 1,775,857,630.41, 2,662,575,722.28 and 900,771,592.68 is: 1,350,543,271.55
Step by Step Solution
- Step 1: Write the proportion equation
1,775,857,630.41 : 2,662,575,722.28 = 900,771,592.68 : x - Step 2: Convert to fraction form
1,775,857,630.41/2,662,575,722.28 = 900,771,592.68/x - Step 3: Cross multiply
1,775,857,630.41x = 2,662,575,722.28 × 900,771,592.68 - Step 4: Simplify right side
1,775,857,630.41x = 2,398,372,573,989,257,216 - Step 5: Solve for x
x = 2,398,372,573,989,257,216/1,775,857,630.41 - Step 6: Final answer
x = 1,350,543,271.55
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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.