Finding the Fourth Proportional to 193,293,904.05, 266,745,631.14 and 106,373,776.05
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Solution
The fourth proportional to 193,293,904.05, 266,745,631.14 and 106,373,776.05 is: 146,795,834.92
Step by Step Solution
- Step 1: Write the proportion equation
193,293,904.05 : 266,745,631.14 = 106,373,776.05 : x - Step 2: Convert to fraction form
193,293,904.05/266,745,631.14 = 106,373,776.05/x - Step 3: Cross multiply
193,293,904.05x = 266,745,631.14 × 106,373,776.05 - Step 4: Simplify right side
193,293,904.05x = 28,374,740,029,202,264 - Step 5: Solve for x
x = 28,374,740,029,202,264/193,293,904.05 - Step 6: Final answer
x = 146,795,834.92
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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.