Finding the Fourth Proportional to 199,657,597.88, 299,492,497.97 and 68,498,033.52
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Solution
The fourth proportional to 199,657,597.88, 299,492,497.97 and 68,498,033.52 is: 102,749,143.45
Step by Step Solution
- Step 1: Write the proportion equation
199,657,597.88 : 299,492,497.97 = 68,498,033.52 : x - Step 2: Convert to fraction form
199,657,597.88/299,492,497.97 = 68,498,033.52/x - Step 3: Cross multiply
199,657,597.88x = 299,492,497.97 × 68,498,033.52 - Step 4: Simplify right side
199,657,597.88x = 20,514,647,164,937,592 - Step 5: Solve for x
x = 20,514,647,164,937,592/199,657,597.88 - Step 6: Final answer
x = 102,749,143.45
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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.