Finding the Fourth Proportional to 637,744,879,342.14, 956,618,239,699.14 and 260,436,670,450.21
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Solution
The fourth proportional to 637,744,879,342.14, 956,618,239,699.14 and 260,436,670,450.21 is: 390,655,381,656.98
Step by Step Solution
- Step 1: Write the proportion equation
637,744,879,342.14 : 956,618,239,699.14 = 260,436,670,450.21 : x - Step 2: Convert to fraction form
637,744,879,342.14/956,618,239,699.14 = 260,436,670,450.21/x - Step 3: Cross multiply
637,744,879,342.14x = 956,618,239,699.14 × 260,436,670,450.21 - Step 4: Simplify right side
637,744,879,342.14x = 249,138,469,239,184,930,373,632 - Step 5: Solve for x
x = 249,138,469,239,184,930,373,632/637,744,879,342.14 - Step 6: Final answer
x = 390,655,381,656.98
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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.