Finding the Fourth Proportional to 253,926,076.62, 350,063,762.55 and 170,309,149.68
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Solution
The fourth proportional to 253,926,076.62, 350,063,762.55 and 170,309,149.68 is: 234,789,047.77
Step by Step Solution
- Step 1: Write the proportion equation
253,926,076.62 : 350,063,762.55 = 170,309,149.68 : x - Step 2: Convert to fraction form
253,926,076.62/350,063,762.55 = 170,309,149.68/x - Step 3: Cross multiply
253,926,076.62x = 350,063,762.55 × 170,309,149.68 - Step 4: Simplify right side
253,926,076.62x = 59,619,061,733,671,936 - Step 5: Solve for x
x = 59,619,061,733,671,936/253,926,076.62 - Step 6: Final answer
x = 234,789,047.77
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.