Finding the Fourth Proportional to 1,597,291,541.68, 2,204,376,391.14 and 882,811,724.80
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Solution
The fourth proportional to 1,597,291,541.68, 2,204,376,391.14 and 882,811,724.80 is: 1,218,343,222.38
Step by Step Solution
- Step 1: Write the proportion equation
1,597,291,541.68 : 2,204,376,391.14 = 882,811,724.80 : x - Step 2: Convert to fraction form
1,597,291,541.68/2,204,376,391.14 = 882,811,724.80/x - Step 3: Cross multiply
1,597,291,541.68x = 2,204,376,391.14 × 882,811,724.80 - Step 4: Simplify right side
1,597,291,541.68x = 1,946,049,323,970,702,592 - Step 5: Solve for x
x = 1,946,049,323,970,702,592/1,597,291,541.68 - Step 6: Final answer
x = 1,218,343,222.38
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1.5x scale
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.