Finding the Fourth Proportional to 99,395,539.21, 149,087,701.18 and 44,047,433.06
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Solution
The fourth proportional to 99,395,539.21, 149,087,701.18 and 44,047,433.06 is: 66,068,664.55
Step by Step Solution
- Step 1: Write the proportion equation
99,395,539.21 : 149,087,701.18 = 44,047,433.06 : x - Step 2: Convert to fraction form
99,395,539.21/149,087,701.18 = 44,047,433.06/x - Step 3: Cross multiply
99,395,539.21x = 149,087,701.18 × 44,047,433.06 - Step 4: Simplify right side
99,395,539.21x = 6,566,930,537,795,334 - Step 5: Solve for x
x = 6,566,930,537,795,334/99,395,539.21 - Step 6: Final answer
x = 66,068,664.55
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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.