Finding the Fourth Proportional to 108,451,730.10, 149,608,047.69 and 69,252,292.02
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Solution
The fourth proportional to 108,451,730.10, 149,608,047.69 and 69,252,292.02 is: 95,532,825.50
Step by Step Solution
- Step 1: Write the proportion equation
108,451,730.10 : 149,608,047.69 = 69,252,292.02 : x - Step 2: Convert to fraction form
108,451,730.10/149,608,047.69 = 69,252,292.02/x - Step 3: Cross multiply
108,451,730.10x = 149,608,047.69 × 69,252,292.02 - Step 4: Simplify right side
108,451,730.10x = 10,360,700,207,169,966 - Step 5: Solve for x
x = 10,360,700,207,169,966/108,451,730.10 - Step 6: Final answer
x = 95,532,825.50
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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.