Finding the Fourth Proportional to 4,326,149,118.08, 6,489,152,763.64 and 1,378,388,692.46
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Solution
The fourth proportional to 4,326,149,118.08, 6,489,152,763.64 and 1,378,388,692.46 is: 2,067,560,444.38
Step by Step Solution
- Step 1: Write the proportion equation
4,326,149,118.08 : 6,489,152,763.64 = 1,378,388,692.46 : x - Step 2: Convert to fraction form
4,326,149,118.08/6,489,152,763.64 = 1,378,388,692.46/x - Step 3: Cross multiply
4,326,149,118.08x = 6,489,152,763.64 × 1,378,388,692.46 - Step 4: Simplify right side
4,326,149,118.08x = 8,944,574,793,011,731,456 - Step 5: Solve for x
x = 8,944,574,793,011,731,456/4,326,149,118.08 - Step 6: Final answer
x = 2,067,560,444.38
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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.