Finding the Fourth Proportional to 101,193,303.93, 151,545,245.18 and 57,931,294.65
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Solution
The fourth proportional to 101,193,303.93, 151,545,245.18 and 57,931,294.65 is: 86,756,849.61
Step by Step Solution
- Step 1: Write the proportion equation
101,193,303.93 : 151,545,245.18 = 57,931,294.65 : x - Step 2: Convert to fraction form
101,193,303.93/151,545,245.18 = 57,931,294.65/x - Step 3: Cross multiply
101,193,303.93x = 151,545,245.18 × 57,931,294.65 - Step 4: Simplify right side
101,193,303.93x = 8,779,212,251,039,416 - Step 5: Solve for x
x = 8,779,212,251,039,416/101,193,303.93 - Step 6: Final answer
x = 86,756,849.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.