Finding the Fourth Proportional to 637,744,879,341.14, 956,618,239,697.64 and 260,436,670,449.21
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Solution
The fourth proportional to 637,744,879,341.14, 956,618,239,697.64 and 260,436,670,449.21 is: 390,655,381,655.48
Step by Step Solution
- Step 1: Write the proportion equation
637,744,879,341.14 : 956,618,239,697.64 = 260,436,670,449.21 : x - Step 2: Convert to fraction form
637,744,879,341.14/956,618,239,697.64 = 260,436,670,449.21/x - Step 3: Cross multiply
637,744,879,341.14x = 956,618,239,697.64 × 260,436,670,449.21 - Step 4: Simplify right side
637,744,879,341.14x = 249,138,469,237,837,652,819,968 - Step 5: Solve for x
x = 249,138,469,237,837,652,819,968/637,744,879,341.14 - Step 6: Final answer
x = 390,655,381,655.48
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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.