Finding the Fourth Proportional to 167,794,656,603.09, 251,731,680,398.08 and 54,474,163,570.59
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Solution
The fourth proportional to 167,794,656,603.09, 251,731,680,398.08 and 54,474,163,570.59 is: 81,724,132,409.90
Step by Step Solution
- Step 1: Write the proportion equation
167,794,656,603.09 : 251,731,680,398.08 = 54,474,163,570.59 : x - Step 2: Convert to fraction form
167,794,656,603.09/251,731,680,398.08 = 54,474,163,570.59/x - Step 3: Cross multiply
167,794,656,603.09x = 251,731,680,398.08 × 54,474,163,570.59 - Step 4: Simplify right side
167,794,656,603.09x = 13,712,872,733,904,493,084,672 - Step 5: Solve for x
x = 13,712,872,733,904,493,084,672/167,794,656,603.09 - Step 6: Final answer
x = 81,724,132,409.90
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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.