Finding the Fourth Proportional to 1,741,882,031.80, 2,612,823,047.70 and 707,238,575.80
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Solution
The fourth proportional to 1,741,882,031.80, 2,612,823,047.70 and 707,238,575.80 is: 1,060,857,863.70
Step by Step Solution
- Step 1: Write the proportion equation
1,741,882,031.80 : 2,612,823,047.70 = 707,238,575.80 : x - Step 2: Convert to fraction form
1,741,882,031.80/2,612,823,047.70 = 707,238,575.80/x - Step 3: Cross multiply
1,741,882,031.80x = 2,612,823,047.70 × 707,238,575.80 - Step 4: Simplify right side
1,741,882,031.80x = 1,847,889,251,072,763,136 - Step 5: Solve for x
x = 1,847,889,251,072,763,136/1,741,882,031.80 - Step 6: Final answer
x = 1,060,857,863.70
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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.