Finding the Fourth Proportional to 7,484,279,905,444.50, 11,207,085,398,405 and 5,165,392,032,129
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Solution
The fourth proportional to 7,484,279,905,444.50, 11,207,085,398,405 and 5,165,392,032,129 is: 7,734,744,070,461.43
Step by Step Solution
- Step 1: Write the proportion equation
7,484,279,905,444.50 : 11,207,085,398,405 = 5,165,392,032,129 : x - Step 2: Convert to fraction form
7,484,279,905,444.50/11,207,085,398,405 = 5,165,392,032,129/x - Step 3: Cross multiply
7,484,279,905,444.50x = 11,207,085,398,405 × 5,165,392,032,129 - Step 4: Simplify right side
7,484,279,905,444.50x = 57,888,989,620,310,449,596,661,760 - Step 5: Solve for x
x = 57,888,989,620,310,449,596,661,760/7,484,279,905,444.50 - Step 6: Final answer
x = 7,734,744,070,461.43
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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.