Finding the Fourth Proportional to 3,038,635,272.24, 4,563,169,006.40 and 1,865,106,830.09
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Solution
The fourth proportional to 3,038,635,272.24, 4,563,169,006.40 and 1,865,106,830.09 is: 2,800,861,873.24
Step by Step Solution
- Step 1: Write the proportion equation
3,038,635,272.24 : 4,563,169,006.40 = 1,865,106,830.09 : x - Step 2: Convert to fraction form
3,038,635,272.24/4,563,169,006.40 = 1,865,106,830.09/x - Step 3: Cross multiply
3,038,635,272.24x = 4,563,169,006.40 × 1,865,106,830.09 - Step 4: Simplify right side
3,038,635,272.24x = 8,510,797,680,691,638,272 - Step 5: Solve for x
x = 8,510,797,680,691,638,272/3,038,635,272.24 - Step 6: Final answer
x = 2,800,861,873.24
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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.