Finding the Fourth Proportional to 403,032,416.00, 603,918,767.99 and 280,450,234.94
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Solution
The fourth proportional to 403,032,416.00, 603,918,767.99 and 280,450,234.94 is: 420,237,066.90
Step by Step Solution
- Step 1: Write the proportion equation
403,032,416.00 : 603,918,767.99 = 280,450,234.94 : x - Step 2: Convert to fraction form
403,032,416.00/603,918,767.99 = 280,450,234.94/x - Step 3: Cross multiply
403,032,416.00x = 603,918,767.99 × 280,450,234.94 - Step 4: Simplify right side
403,032,416.00x = 169,369,160,365,152,384 - Step 5: Solve for x
x = 169,369,160,365,152,384/403,032,416.00 - Step 6: Final answer
x = 420,237,066.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.