Finding the Fourth Proportional to 320,531,022.56, 480,835,038 and 113,226,862.88
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Solution
The fourth proportional to 320,531,022.56, 480,835,038 and 113,226,862.88 is: 169,853,895.83
Step by Step Solution
- Step 1: Write the proportion equation
320,531,022.56 : 480,835,038 = 113,226,862.88 : x - Step 2: Convert to fraction form
320,531,022.56/480,835,038 = 113,226,862.88/x - Step 3: Cross multiply
320,531,022.56x = 480,835,038 × 113,226,862.88 - Step 4: Simplify right side
320,531,022.56x = 54,443,442,915,525,584 - Step 5: Solve for x
x = 54,443,442,915,525,584/320,531,022.56 - Step 6: Final answer
x = 169,853,895.83
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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.