Finding the Fourth Proportional to 252,464,590.38, 378,368,407.58 and 102,724,547.12
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Solution
The fourth proportional to 252,464,590.38, 378,368,407.58 and 102,724,547.12 is: 153,953,167.26
Step by Step Solution
- Step 1: Write the proportion equation
252,464,590.38 : 378,368,407.58 = 102,724,547.12 : x - Step 2: Convert to fraction form
252,464,590.38/378,368,407.58 = 102,724,547.12/x - Step 3: Cross multiply
252,464,590.38x = 378,368,407.58 × 102,724,547.12 - Step 4: Simplify right side
252,464,590.38x = 38,867,723,310,765,608 - Step 5: Solve for x
x = 38,867,723,310,765,608/252,464,590.38 - Step 6: Final answer
x = 153,953,167.26
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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.