Finding the Fourth Proportional to 77,137,470.18, 106,433,080.65 and 44,523,526.50
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Solution
The fourth proportional to 77,137,470.18, 106,433,080.65 and 44,523,526.50 is: 61,432,868.82
Step by Step Solution
- Step 1: Write the proportion equation
77,137,470.18 : 106,433,080.65 = 44,523,526.50 : x - Step 2: Convert to fraction form
77,137,470.18/106,433,080.65 = 44,523,526.50/x - Step 3: Cross multiply
77,137,470.18x = 106,433,080.65 × 44,523,526.50 - Step 4: Simplify right side
77,137,470.18x = 4,738,776,086,796,912 - Step 5: Solve for x
x = 4,738,776,086,796,912/77,137,470.18 - Step 6: Final answer
x = 61,432,868.82
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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.