Finding the Fourth Proportional to 102,519,935.80, 153,779,903.70 and 41,915,519.80
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Solution
The fourth proportional to 102,519,935.80, 153,779,903.70 and 41,915,519.80 is: 62,873,279.70
Step by Step Solution
- Step 1: Write the proportion equation
102,519,935.80 : 153,779,903.70 = 41,915,519.80 : x - Step 2: Convert to fraction form
102,519,935.80/153,779,903.70 = 41,915,519.80/x - Step 3: Cross multiply
102,519,935.80x = 153,779,903.70 × 41,915,519.80 - Step 4: Simplify right side
102,519,935.80x = 6,445,764,598,379,442 - Step 5: Solve for x
x = 6,445,764,598,379,442/102,519,935.80 - Step 6: Final answer
x = 62,873,279.70
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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.