Finding the Fourth Proportional to 71,449,426,110.26, 107,142,689,158.24 and 37,865,180,156.96
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Solution
The fourth proportional to 71,449,426,110.26, 107,142,689,158.24 and 37,865,180,156.96 is: 56,781,103,059.07
Step by Step Solution
- Step 1: Write the proportion equation
71,449,426,110.26 : 107,142,689,158.24 = 37,865,180,156.96 : x - Step 2: Convert to fraction form
71,449,426,110.26/107,142,689,158.24 = 37,865,180,156.96/x - Step 3: Cross multiply
71,449,426,110.26x = 107,142,689,158.24 × 37,865,180,156.96 - Step 4: Simplify right side
71,449,426,110.26x = 4,056,977,227,477,922,873,344 - Step 5: Solve for x
x = 4,056,977,227,477,922,873,344/71,449,426,110.26 - Step 6: Final answer
x = 56,781,103,059.07
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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.