Finding the Fourth Proportional to 694,440,699.30, 958,329,114.03 and 376,900,950.09
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Solution
The fourth proportional to 694,440,699.30, 958,329,114.03 and 376,900,950.09 is: 520,123,826.19
Step by Step Solution
- Step 1: Write the proportion equation
694,440,699.30 : 958,329,114.03 = 376,900,950.09 : x - Step 2: Convert to fraction form
694,440,699.30/958,329,114.03 = 376,900,950.09/x - Step 3: Cross multiply
694,440,699.30x = 958,329,114.03 × 376,900,950.09 - Step 4: Simplify right side
694,440,699.30x = 361,195,153,580,879,808 - Step 5: Solve for x
x = 361,195,153,580,879,808/694,440,699.30 - Step 6: Final answer
x = 520,123,826.19
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.