Finding the Fourth Proportional to 197,497,154.82, 272,546,068.50 and 109,396,827.84
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Solution
The fourth proportional to 197,497,154.82, 272,546,068.50 and 109,396,827.84 is: 150,967,619.57
Step by Step Solution
- Step 1: Write the proportion equation
197,497,154.82 : 272,546,068.50 = 109,396,827.84 : x - Step 2: Convert to fraction form
197,497,154.82/272,546,068.50 = 109,396,827.84/x - Step 3: Cross multiply
197,497,154.82x = 272,546,068.50 × 109,396,827.84 - Step 4: Simplify right side
197,497,154.82x = 29,815,675,334,163,348 - Step 5: Solve for x
x = 29,815,675,334,163,348/197,497,154.82 - Step 6: Final answer
x = 150,967,619.57
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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.