Finding the Fourth Proportional to 5,451,563,527.60, 8,177,345,291.40 and 1,771,440,890.80
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Solution
The fourth proportional to 5,451,563,527.60, 8,177,345,291.40 and 1,771,440,890.80 is: 2,657,161,336.20
Step by Step Solution
- Step 1: Write the proportion equation
5,451,563,527.60 : 8,177,345,291.40 = 1,771,440,890.80 : x - Step 2: Convert to fraction form
5,451,563,527.60/8,177,345,291.40 = 1,771,440,890.80/x - Step 3: Cross multiply
5,451,563,527.60x = 8,177,345,291.40 × 1,771,440,890.80 - Step 4: Simplify right side
5,451,563,527.60x = 14,485,683,827,376,799,744 - Step 5: Solve for x
x = 14,485,683,827,376,799,744/5,451,563,527.60 - Step 6: Final answer
x = 2,657,161,336.20
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1.5x scale
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.