Finding the Fourth Proportional to 4,176,331,559.70, 6,264,497,339.55 and 2,543,744,807.70
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Solution
The fourth proportional to 4,176,331,559.70, 6,264,497,339.55 and 2,543,744,807.70 is: 3,815,617,211.55
Step by Step Solution
- Step 1: Write the proportion equation
4,176,331,559.70 : 6,264,497,339.55 = 2,543,744,807.70 : x - Step 2: Convert to fraction form
4,176,331,559.70/6,264,497,339.55 = 2,543,744,807.70/x - Step 3: Cross multiply
4,176,331,559.70x = 6,264,497,339.55 × 2,543,744,807.70 - Step 4: Simplify right side
4,176,331,559.70x = 15,935,282,580,330,776,576 - Step 5: Solve for x
x = 15,935,282,580,330,776,576/4,176,331,559.70 - Step 6: Final answer
x = 3,815,617,211.55
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Double scale
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Similar ratio
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1.5x scale
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.