Finding the Fourth Proportional to 7,772,599,325.28, 11,658,898,545.12 and 2,177,364,812.88
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Solution
The fourth proportional to 7,772,599,325.28, 11,658,898,545.12 and 2,177,364,812.88 is: 3,266,047,095.28
Step by Step Solution
- Step 1: Write the proportion equation
7,772,599,325.28 : 11,658,898,545.12 = 2,177,364,812.88 : x - Step 2: Convert to fraction form
7,772,599,325.28/11,658,898,545.12 = 2,177,364,812.88/x - Step 3: Cross multiply
7,772,599,325.28x = 11,658,898,545.12 × 2,177,364,812.88 - Step 4: Simplify right side
7,772,599,325.28x = 25,385,675,449,082,118,144 - Step 5: Solve for x
x = 25,385,675,449,082,118,144/7,772,599,325.28 - Step 6: Final answer
x = 3,266,047,095.28
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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.