Finding the Fourth Proportional to 252,341,350.72, 378,508,981.36 and 65,578,748.00
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Solution
The fourth proportional to 252,341,350.72, 378,508,981.36 and 65,578,748.00 is: 98,367,330.73
Step by Step Solution
- Step 1: Write the proportion equation
252,341,350.72 : 378,508,981.36 = 65,578,748.00 : x - Step 2: Convert to fraction form
252,341,350.72/378,508,981.36 = 65,578,748.00/x - Step 3: Cross multiply
252,341,350.72x = 378,508,981.36 × 65,578,748.00 - Step 4: Simplify right side
252,341,350.72x = 24,822,145,103,658,924 - Step 5: Solve for x
x = 24,822,145,103,658,924/252,341,350.72 - Step 6: Final answer
x = 98,367,330.73
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.