Finding the Fourth Proportional to 284,396,580.24, 426,220,312.64 and 120,431,451.36
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Solution
The fourth proportional to 284,396,580.24, 426,220,312.64 and 120,431,451.36 is: 180,488,565.67
Step by Step Solution
- Step 1: Write the proportion equation
284,396,580.24 : 426,220,312.64 = 120,431,451.36 : x - Step 2: Convert to fraction form
284,396,580.24/426,220,312.64 = 120,431,451.36/x - Step 3: Cross multiply
284,396,580.24x = 426,220,312.64 × 120,431,451.36 - Step 4: Simplify right side
284,396,580.24x = 51,330,330,850,348,152 - Step 5: Solve for x
x = 51,330,330,850,348,152/284,396,580.24 - Step 6: Final answer
x = 180,488,565.67
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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.