Finding the Fourth Proportional to 88,519,548.74, 122,157,094.93 and 48,826,189.31
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Solution
The fourth proportional to 88,519,548.74, 122,157,094.93 and 48,826,189.31 is: 67,380,206.15
Step by Step Solution
- Step 1: Write the proportion equation
88,519,548.74 : 122,157,094.93 = 48,826,189.31 : x - Step 2: Convert to fraction form
88,519,548.74/122,157,094.93 = 48,826,189.31/x - Step 3: Cross multiply
88,519,548.74x = 122,157,094.93 × 48,826,189.31 - Step 4: Simplify right side
88,519,548.74x = 5,964,465,441,878,970 - Step 5: Solve for x
x = 5,964,465,441,878,970/88,519,548.74 - Step 6: Final answer
x = 67,380,206.15
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.