Finding the Fourth Proportional to 199,701,656.20, 299,552,484.30 and 192,048,905.80
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Solution
The fourth proportional to 199,701,656.20, 299,552,484.30 and 192,048,905.80 is: 288,073,358.70
Step by Step Solution
- Step 1: Write the proportion equation
199,701,656.20 : 299,552,484.30 = 192,048,905.80 : x - Step 2: Convert to fraction form
199,701,656.20/299,552,484.30 = 192,048,905.80/x - Step 3: Cross multiply
199,701,656.20x = 299,552,484.30 × 192,048,905.80 - Step 4: Simplify right side
199,701,656.20x = 57,528,726,839,486,688 - Step 5: Solve for x
x = 57,528,726,839,486,688/199,701,656.20 - Step 6: Final answer
x = 288,073,358.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.