Finding the Fourth Proportional to 1,907,390,772,247.40, 2,861,086,000,580.80 and 528,994,764,594.84
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Solution
The fourth proportional to 1,907,390,772,247.40, 2,861,086,000,580.80 and 528,994,764,594.84 is: 793,492,103,130.78
Step by Step Solution
- Step 1: Write the proportion equation
1,907,390,772,247.40 : 2,861,086,000,580.80 = 528,994,764,594.84 : x - Step 2: Convert to fraction form
1,907,390,772,247.40/2,861,086,000,580.80 = 528,994,764,594.84/x - Step 3: Cross multiply
1,907,390,772,247.40x = 2,861,086,000,580.80 × 528,994,764,594.84 - Step 4: Simplify right side
1,907,390,772,247.40x = 1,513,499,515,362,832,614,948,864 - Step 5: Solve for x
x = 1,513,499,515,362,832,614,948,864/1,907,390,772,247.40 - Step 6: Final answer
x = 793,492,103,130.78
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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.