Finding the Fourth Proportional to 4,375,321,287.65, 6,562,998,760.44 and 1,059,130,431.80
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Solution
The fourth proportional to 4,375,321,287.65, 6,562,998,760.44 and 1,059,130,431.80 is: 1,588,699,721.47
Step by Step Solution
- Step 1: Write the proportion equation
4,375,321,287.65 : 6,562,998,760.44 = 1,059,130,431.80 : x - Step 2: Convert to fraction form
4,375,321,287.65/6,562,998,760.44 = 1,059,130,431.80/x - Step 3: Cross multiply
4,375,321,287.65x = 6,562,998,760.44 × 1,059,130,431.80 - Step 4: Simplify right side
4,375,321,287.65x = 6,951,071,711,047,681,024 - Step 5: Solve for x
x = 6,951,071,711,047,681,024/4,375,321,287.65 - Step 6: Final answer
x = 1,588,699,721.47
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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.