Finding the Fourth Proportional to 440,926,760.58, 661,391,924.01 and 178,616,272.08
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Solution
The fourth proportional to 440,926,760.58, 661,391,924.01 and 178,616,272.08 is: 267,925,130.46
Step by Step Solution
- Step 1: Write the proportion equation
440,926,760.58 : 661,391,924.01 = 178,616,272.08 : x - Step 2: Convert to fraction form
440,926,760.58/661,391,924.01 = 178,616,272.08/x - Step 3: Cross multiply
440,926,760.58x = 661,391,924.01 × 178,616,272.08 - Step 4: Simplify right side
440,926,760.58x = 118,135,359,850,484,848 - Step 5: Solve for x
x = 118,135,359,850,484,848/440,926,760.58 - Step 6: Final answer
x = 267,925,130.46
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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.