Finding the Fourth Proportional to 194,553,757.84, 268,487,548.20 and 106,455,455.28
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Solution
The fourth proportional to 194,553,757.84, 268,487,548.20 and 106,455,455.28 is: 146,910,368.11
Step by Step Solution
- Step 1: Write the proportion equation
194,553,757.84 : 268,487,548.20 = 106,455,455.28 : x - Step 2: Convert to fraction form
194,553,757.84/268,487,548.20 = 106,455,455.28/x - Step 3: Cross multiply
194,553,757.84x = 268,487,548.20 × 106,455,455.28 - Step 4: Simplify right side
194,553,757.84x = 28,581,964,180,641,944 - Step 5: Solve for x
x = 28,581,964,180,641,944/194,553,757.84 - Step 6: Final answer
x = 146,910,368.11
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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.