Finding the Fourth Proportional to 243,104,108.68, 335,470,929.78 and 133,074,745.48
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Solution
The fourth proportional to 243,104,108.68, 335,470,929.78 and 133,074,745.48 is: 183,636,174.80
Step by Step Solution
- Step 1: Write the proportion equation
243,104,108.68 : 335,470,929.78 = 133,074,745.48 : x - Step 2: Convert to fraction form
243,104,108.68/335,470,929.78 = 133,074,745.48/x - Step 3: Cross multiply
243,104,108.68x = 335,470,929.78 × 133,074,745.48 - Step 4: Simplify right side
243,104,108.68x = 44,642,708,596,412,448 - Step 5: Solve for x
x = 44,642,708,596,412,448/243,104,108.68 - Step 6: Final answer
x = 183,636,174.80
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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.