Finding the Fourth Proportional to 46,642,703.20, 69,964,054.80 and 44,753,135.20
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Solution
The fourth proportional to 46,642,703.20, 69,964,054.80 and 44,753,135.20 is: 67,129,702.80
Step by Step Solution
- Step 1: Write the proportion equation
46,642,703.20 : 69,964,054.80 = 44,753,135.20 : x - Step 2: Convert to fraction form
46,642,703.20/69,964,054.80 = 44,753,135.20/x - Step 3: Cross multiply
46,642,703.20x = 69,964,054.80 × 44,753,135.20 - Step 4: Simplify right side
46,642,703.20x = 3,131,110,803,604,609 - Step 5: Solve for x
x = 3,131,110,803,604,609/46,642,703.20 - Step 6: Final answer
x = 67,129,702.80
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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.