Finding the Fourth Proportional to 180,620,473.44, 249,263,091.84 and 101,236,989.20
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Solution
The fourth proportional to 180,620,473.44, 249,263,091.84 and 101,236,989.20 is: 139,710,878.04
Step by Step Solution
- Step 1: Write the proportion equation
180,620,473.44 : 249,263,091.84 = 101,236,989.20 : x - Step 2: Convert to fraction form
180,620,473.44/249,263,091.84 = 101,236,989.20/x - Step 3: Cross multiply
180,620,473.44x = 249,263,091.84 × 101,236,989.20 - Step 4: Simplify right side
180,620,473.44x = 25,234,644,936,564,688 - Step 5: Solve for x
x = 25,234,644,936,564,688/180,620,473.44 - Step 6: Final answer
x = 139,710,878.04
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.