Finding the Fourth Proportional to 143,336,357.84, 214,924,772.28 and 85,067,714
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Solution
The fourth proportional to 143,336,357.84, 214,924,772.28 and 85,067,714 is: 127,554,232.12
Step by Step Solution
- Step 1: Write the proportion equation
143,336,357.84 : 214,924,772.28 = 85,067,714 : x - Step 2: Convert to fraction form
143,336,357.84/214,924,772.28 = 85,067,714/x - Step 3: Cross multiply
143,336,357.84x = 214,924,772.28 × 85,067,714 - Step 4: Simplify right side
143,336,357.84x = 18,283,159,059,830,168 - Step 5: Solve for x
x = 18,283,159,059,830,168/143,336,357.84 - Step 6: Final answer
x = 127,554,232.12
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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.