Finding the Fourth Proportional to 3,500,708,795.68, 5,251,072,087.32 and 1,430,430,560.32
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Solution
The fourth proportional to 3,500,708,795.68, 5,251,072,087.32 and 1,430,430,560.32 is: 2,145,649,474.59
Step by Step Solution
- Step 1: Write the proportion equation
3,500,708,795.68 : 5,251,072,087.32 = 1,430,430,560.32 : x - Step 2: Convert to fraction form
3,500,708,795.68/5,251,072,087.32 = 1,430,430,560.32/x - Step 3: Cross multiply
3,500,708,795.68x = 5,251,072,087.32 × 1,430,430,560.32 - Step 4: Simplify right side
3,500,708,795.68x = 7,511,293,988,145,858,560 - Step 5: Solve for x
x = 7,511,293,988,145,858,560/3,500,708,795.68 - Step 6: Final answer
x = 2,145,649,474.59
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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.