Finding the Fourth Proportional to 5,038,379,498.44, 7,557,542,336.22 and 1,307,668,165.84
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Solution
The fourth proportional to 5,038,379,498.44, 7,557,542,336.22 and 1,307,668,165.84 is: 1,961,495,264.13
Step by Step Solution
- Step 1: Write the proportion equation
5,038,379,498.44 : 7,557,542,336.22 = 1,307,668,165.84 : x - Step 2: Convert to fraction form
5,038,379,498.44/7,557,542,336.22 = 1,307,668,165.84/x - Step 3: Cross multiply
5,038,379,498.44x = 7,557,542,336.22 × 1,307,668,165.84 - Step 4: Simplify right side
5,038,379,498.44x = 9,882,757,525,062,955,008 - Step 5: Solve for x
x = 9,882,757,525,062,955,008/5,038,379,498.44 - Step 6: Final answer
x = 1,961,495,264.13
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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.