Finding the Fourth Proportional to 1,597,163,421.30, 2,204,044,915.99 and 892,320,696.39
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Solution
The fourth proportional to 1,597,163,421.30, 2,204,044,915.99 and 892,320,696.39 is: 1,231,379,875.15
Step by Step Solution
- Step 1: Write the proportion equation
1,597,163,421.30 : 2,204,044,915.99 = 892,320,696.39 : x - Step 2: Convert to fraction form
1,597,163,421.30/2,204,044,915.99 = 892,320,696.39/x - Step 3: Cross multiply
1,597,163,421.30x = 2,204,044,915.99 × 892,320,696.39 - Step 4: Simplify right side
1,597,163,421.30x = 1,966,714,894,316,267,008 - Step 5: Solve for x
x = 1,966,714,894,316,267,008/1,597,163,421.30 - Step 6: Final answer
x = 1,231,379,875.15
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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.