Finding the Fourth Proportional to 1,614,384,668.08, 2,227,850,823.64 and 871,828,730.80
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Solution
The fourth proportional to 1,614,384,668.08, 2,227,850,823.64 and 871,828,730.80 is: 1,203,123,638.62
Step by Step Solution
- Step 1: Write the proportion equation
1,614,384,668.08 : 2,227,850,823.64 = 871,828,730.80 : x - Step 2: Convert to fraction form
1,614,384,668.08/2,227,850,823.64 = 871,828,730.80/x - Step 3: Cross multiply
1,614,384,668.08x = 2,227,850,823.64 × 871,828,730.80 - Step 4: Simplify right side
1,614,384,668.08x = 1,942,304,355,985,795,584 - Step 5: Solve for x
x = 1,942,304,355,985,795,584/1,614,384,668.08 - Step 6: Final answer
x = 1,203,123,638.62
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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.