Finding the Fourth Proportional to 99,408,532.80, 149,024,152.80 and 38,810,164.80
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Solution
The fourth proportional to 99,408,532.80, 149,024,152.80 and 38,810,164.80 is: 58,180,638.69
Step by Step Solution
- Step 1: Write the proportion equation
99,408,532.80 : 149,024,152.80 = 38,810,164.80 : x - Step 2: Convert to fraction form
99,408,532.80/149,024,152.80 = 38,810,164.80/x - Step 3: Cross multiply
99,408,532.80x = 149,024,152.80 × 38,810,164.80 - Step 4: Simplify right side
99,408,532.80x = 5,783,651,929,348,381 - Step 5: Solve for x
x = 5,783,651,929,348,381/99,408,532.80 - Step 6: Final answer
x = 58,180,638.69
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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.