Finding the Fourth Proportional to 517,036,572.65, 775,497,407.39 and 185,030,142.63
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Solution
The fourth proportional to 517,036,572.65, 775,497,407.39 and 185,030,142.63 is: 277,524,653.94
Step by Step Solution
- Step 1: Write the proportion equation
517,036,572.65 : 775,497,407.39 = 185,030,142.63 : x - Step 2: Convert to fraction form
517,036,572.65/775,497,407.39 = 185,030,142.63/x - Step 3: Cross multiply
517,036,572.65x = 775,497,407.39 × 185,030,142.63 - Step 4: Simplify right side
517,036,572.65x = 143,490,395,897,641,760 - Step 5: Solve for x
x = 143,490,395,897,641,760/517,036,572.65 - Step 6: Final answer
x = 277,524,653.94
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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.