Finding the Fourth Proportional to 192,195,519.84, 288,342,421.68 and 55,880,903.34
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Solution
The fourth proportional to 192,195,519.84, 288,342,421.68 and 55,880,903.34 is: 83,835,643.04
Step by Step Solution
- Step 1: Write the proportion equation
192,195,519.84 : 288,342,421.68 = 55,880,903.34 : x - Step 2: Convert to fraction form
192,195,519.84/288,342,421.68 = 55,880,903.34/x - Step 3: Cross multiply
192,195,519.84x = 288,342,421.68 × 55,880,903.34 - Step 4: Simplify right side
192,195,519.84x = 16,112,834,994,721,602 - Step 5: Solve for x
x = 16,112,834,994,721,602/192,195,519.84 - Step 6: Final answer
x = 83,835,643.04
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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.