Finding the Fourth Proportional to 260,819,860.68, 391,300,350.93 and 88,296,688.98
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Solution
The fourth proportional to 260,819,860.68, 391,300,350.93 and 88,296,688.98 is: 132,468,920.48
Step by Step Solution
- Step 1: Write the proportion equation
260,819,860.68 : 391,300,350.93 = 88,296,688.98 : x - Step 2: Convert to fraction form
260,819,860.68/391,300,350.93 = 88,296,688.98/x - Step 3: Cross multiply
260,819,860.68x = 391,300,350.93 × 88,296,688.98 - Step 4: Simplify right side
260,819,860.68x = 34,550,525,383,831,068 - Step 5: Solve for x
x = 34,550,525,383,831,068/260,819,860.68 - Step 6: Final answer
x = 132,468,920.48
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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.