Finding the Fourth Proportional to 8,078,882,132.84, 12,119,534,889.64 and 2,837,566,532.84
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Solution
The fourth proportional to 8,078,882,132.84, 12,119,534,889.64 and 2,837,566,532.84 is: 4,256,775,384.39
Step by Step Solution
- Step 1: Write the proportion equation
8,078,882,132.84 : 12,119,534,889.64 = 2,837,566,532.84 : x - Step 2: Convert to fraction form
8,078,882,132.84/12,119,534,889.64 = 2,837,566,532.84/x - Step 3: Cross multiply
8,078,882,132.84x = 12,119,534,889.64 × 2,837,566,532.84 - Step 4: Simplify right side
8,078,882,132.84x = 34,389,986,596,429,185,024 - Step 5: Solve for x
x = 34,389,986,596,429,185,024/8,078,882,132.84 - Step 6: Final answer
x = 4,256,775,384.39
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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.