Finding the Fourth Proportional to 4,330,823,905.65, 6,495,195,709.74 and 1,999,520,965.47
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Solution
The fourth proportional to 4,330,823,905.65, 6,495,195,709.74 and 1,999,520,965.47 is: 2,998,801,216.44
Step by Step Solution
- Step 1: Write the proportion equation
4,330,823,905.65 : 6,495,195,709.74 = 1,999,520,965.47 : x - Step 2: Convert to fraction form
4,330,823,905.65/6,495,195,709.74 = 1,999,520,965.47/x - Step 3: Cross multiply
4,330,823,905.65x = 6,495,195,709.74 × 1,999,520,965.47 - Step 4: Simplify right side
4,330,823,905.65x = 12,987,279,996,476,809,216 - Step 5: Solve for x
x = 12,987,279,996,476,809,216/4,330,823,905.65 - Step 6: Final answer
x = 2,998,801,216.44
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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.