Finding the Fourth Proportional to 134,135,998.20, 201,185,334.90 and 43,268,772.60
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Solution
The fourth proportional to 134,135,998.20, 201,185,334.90 and 43,268,772.60 is: 64,897,138.90
Step by Step Solution
- Step 1: Write the proportion equation
134,135,998.20 : 201,185,334.90 = 43,268,772.60 : x - Step 2: Convert to fraction form
134,135,998.20/201,185,334.90 = 43,268,772.60/x - Step 3: Cross multiply
134,135,998.20x = 201,185,334.90 × 43,268,772.60 - Step 4: Simplify right side
134,135,998.20x = 8,705,042,506,242,944 - Step 5: Solve for x
x = 8,705,042,506,242,944/134,135,998.20 - Step 6: Final answer
x = 64,897,138.90
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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.