Finding the Fourth Proportional to 193,971,267.14, 267,678,253.64 and 105,864,549.44
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Solution
The fourth proportional to 193,971,267.14, 267,678,253.64 and 105,864,549.44 is: 146,091,934.82
Step by Step Solution
- Step 1: Write the proportion equation
193,971,267.14 : 267,678,253.64 = 105,864,549.44 : x - Step 2: Convert to fraction form
193,971,267.14/267,678,253.64 = 105,864,549.44/x - Step 3: Cross multiply
193,971,267.14x = 267,678,253.64 × 105,864,549.44 - Step 4: Simplify right side
193,971,267.14x = 28,337,637,716,484,636 - Step 5: Solve for x
x = 28,337,637,716,484,636/193,971,267.14 - Step 6: Final answer
x = 146,091,934.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.