Finding the Fourth Proportional to 165,646,110.07, 228,601,859.35 and 91,306,503.20
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Solution
The fourth proportional to 165,646,110.07, 228,601,859.35 and 91,306,503.20 is: 126,008,611.93
Step by Step Solution
- Step 1: Write the proportion equation
165,646,110.07 : 228,601,859.35 = 91,306,503.20 : x - Step 2: Convert to fraction form
165,646,110.07/228,601,859.35 = 91,306,503.20/x - Step 3: Cross multiply
165,646,110.07x = 228,601,859.35 × 91,306,503.20 - Step 4: Simplify right side
165,646,110.07x = 20,872,836,402,266,724 - Step 5: Solve for x
x = 20,872,836,402,266,724/165,646,110.07 - Step 6: Final answer
x = 126,008,611.93
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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.