Finding the Fourth Proportional to 177,586,707,479.68, 266,273,681,242.56 and 56,522,968,942.72
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Solution
The fourth proportional to 177,586,707,479.68, 266,273,681,242.56 and 56,522,968,942.72 is: 84,750,594,392.65
Step by Step Solution
- Step 1: Write the proportion equation
177,586,707,479.68 : 266,273,681,242.56 = 56,522,968,942.72 : x - Step 2: Convert to fraction form
177,586,707,479.68/266,273,681,242.56 = 56,522,968,942.72/x - Step 3: Cross multiply
177,586,707,479.68x = 266,273,681,242.56 × 56,522,968,942.72 - Step 4: Simplify right side
177,586,707,479.68x = 15,050,579,015,136,943,538,176 - Step 5: Solve for x
x = 15,050,579,015,136,943,538,176/177,586,707,479.68 - Step 6: Final answer
x = 84,750,594,392.65
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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.