Finding the Fourth Proportional to 99,674,708.55, 149,540,056.43 and 48,558,394.95
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Solution
The fourth proportional to 99,674,708.55, 149,540,056.43 and 48,558,394.95 is: 72,851,230.03
Step by Step Solution
- Step 1: Write the proportion equation
99,674,708.55 : 149,540,056.43 = 48,558,394.95 : x - Step 2: Convert to fraction form
99,674,708.55/149,540,056.43 = 48,558,394.95/x - Step 3: Cross multiply
99,674,708.55x = 149,540,056.43 × 48,558,394.95 - Step 4: Simplify right side
99,674,708.55x = 7,261,425,120,730,436 - Step 5: Solve for x
x = 7,261,425,120,730,436/99,674,708.55 - Step 6: Final answer
x = 72,851,230.03
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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.