Finding the Fourth Proportional to 1,653,705,048.98, 2,480,920,791.26 and 489,082,746.26
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Solution
The fourth proportional to 1,653,705,048.98, 2,480,920,791.26 and 489,082,746.26 is: 733,731,540.94
Step by Step Solution
- Step 1: Write the proportion equation
1,653,705,048.98 : 2,480,920,791.26 = 489,082,746.26 : x - Step 2: Convert to fraction form
1,653,705,048.98/2,480,920,791.26 = 489,082,746.26/x - Step 3: Cross multiply
1,653,705,048.98x = 2,480,920,791.26 × 489,082,746.26 - Step 4: Simplify right side
1,653,705,048.98x = 1,213,375,553,846,729,984 - Step 5: Solve for x
x = 1,213,375,553,846,729,984/1,653,705,048.98 - Step 6: Final answer
x = 733,731,540.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.