Finding the Fourth Proportional to 102,444,463.40, 141,371,698.12 and 56,034,311.36
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Solution
The fourth proportional to 102,444,463.40, 141,371,698.12 and 56,034,311.36 is: 77,326,440.95
Step by Step Solution
- Step 1: Write the proportion equation
102,444,463.40 : 141,371,698.12 = 56,034,311.36 : x - Step 2: Convert to fraction form
102,444,463.40/141,371,698.12 = 56,034,311.36/x - Step 3: Cross multiply
102,444,463.40x = 141,371,698.12 × 56,034,311.36 - Step 4: Simplify right side
102,444,463.40x = 7,921,665,749,948,007 - Step 5: Solve for x
x = 7,921,665,749,948,007/102,444,463.40 - Step 6: Final answer
x = 77,326,440.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.