Finding the Fourth Proportional to 187,255,473.88, 280,994,175.09 and 104,326,638.49
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Solution
The fourth proportional to 187,255,473.88, 280,994,175.09 and 104,326,638.49 is: 156,551,779.85
Step by Step Solution
- Step 1: Write the proportion equation
187,255,473.88 : 280,994,175.09 = 104,326,638.49 : x - Step 2: Convert to fraction form
187,255,473.88/280,994,175.09 = 104,326,638.49/x - Step 3: Cross multiply
187,255,473.88x = 280,994,175.09 × 104,326,638.49 - Step 4: Simplify right side
187,255,473.88x = 29,315,177,722,410,188 - Step 5: Solve for x
x = 29,315,177,722,410,188/187,255,473.88 - Step 6: Final answer
x = 156,551,779.85
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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.