Finding the Fourth Proportional to 106,403,702.98, 159,476,156.52 and 75,288,324.70
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Solution
The fourth proportional to 106,403,702.98, 159,476,156.52 and 75,288,324.70 is: 112,840,928.63
Step by Step Solution
- Step 1: Write the proportion equation
106,403,702.98 : 159,476,156.52 = 75,288,324.70 : x - Step 2: Convert to fraction form
106,403,702.98/159,476,156.52 = 75,288,324.70/x - Step 3: Cross multiply
106,403,702.98x = 159,476,156.52 × 75,288,324.70 - Step 4: Simplify right side
106,403,702.98x = 12,006,692,653,985,784 - Step 5: Solve for x
x = 12,006,692,653,985,784/106,403,702.98 - Step 6: Final answer
x = 112,840,928.63
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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.