Finding the Fourth Proportional to 3,312,462,909.40, 4,964,474,328.90 and 1,760,497,725.40
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Solution
The fourth proportional to 3,312,462,909.40, 4,964,474,328.90 and 1,760,497,725.40 is: 2,638,503,736.61
Step by Step Solution
- Step 1: Write the proportion equation
3,312,462,909.40 : 4,964,474,328.90 = 1,760,497,725.40 : x - Step 2: Convert to fraction form
3,312,462,909.40/4,964,474,328.90 = 1,760,497,725.40/x - Step 3: Cross multiply
3,312,462,909.40x = 4,964,474,328.90 × 1,760,497,725.40 - Step 4: Simplify right side
3,312,462,909.40x = 8,739,945,763,835,141,120 - Step 5: Solve for x
x = 8,739,945,763,835,141,120/3,312,462,909.40 - Step 6: Final answer
x = 2,638,503,736.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.