Finding the Fourth Proportional to 5,978,191,497.24, 8,963,817,964.80 and 2,830,379,682.54
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Solution
The fourth proportional to 5,978,191,497.24, 8,963,817,964.80 and 2,830,379,682.54 is: 4,243,926,989.84
Step by Step Solution
- Step 1: Write the proportion equation
5,978,191,497.24 : 8,963,817,964.80 = 2,830,379,682.54 : x - Step 2: Convert to fraction form
5,978,191,497.24/8,963,817,964.80 = 2,830,379,682.54/x - Step 3: Cross multiply
5,978,191,497.24x = 8,963,817,964.80 × 2,830,379,682.54 - Step 4: Simplify right side
5,978,191,497.24x = 25,371,008,245,556,969,472 - Step 5: Solve for x
x = 25,371,008,245,556,969,472/5,978,191,497.24 - Step 6: Final answer
x = 4,243,926,989.84
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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.