Finding the Fourth Proportional to 186,771,097.44, 280,581,799.84 and 135,115,032.16
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Solution
The fourth proportional to 186,771,097.44, 280,581,799.84 and 135,115,032.16 is: 202,980,115.38
Step by Step Solution
- Step 1: Write the proportion equation
186,771,097.44 : 280,581,799.84 = 135,115,032.16 : x - Step 2: Convert to fraction form
186,771,097.44/280,581,799.84 = 135,115,032.16/x - Step 3: Cross multiply
186,771,097.44x = 280,581,799.84 × 135,115,032.16 - Step 4: Simplify right side
186,771,097.44x = 37,910,818,908,892,280 - Step 5: Solve for x
x = 37,910,818,908,892,280/186,771,097.44 - Step 6: Final answer
x = 202,980,115.38
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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.