Finding the Fourth Proportional to 7,926,243,034.05, 11,889,364,551.08 and 2,405,492,208.45
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Solution
The fourth proportional to 7,926,243,034.05, 11,889,364,551.08 and 2,405,492,208.45 is: 3,608,238,312.68
Step by Step Solution
- Step 1: Write the proportion equation
7,926,243,034.05 : 11,889,364,551.08 = 2,405,492,208.45 : x - Step 2: Convert to fraction form
7,926,243,034.05/11,889,364,551.08 = 2,405,492,208.45/x - Step 3: Cross multiply
7,926,243,034.05x = 11,889,364,551.08 × 2,405,492,208.45 - Step 4: Simplify right side
7,926,243,034.05x = 28,599,773,791,032,545,280 - Step 5: Solve for x
x = 28,599,773,791,032,545,280/7,926,243,034.05 - Step 6: Final answer
x = 3,608,238,312.68
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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.