Finding the Fourth Proportional to 94,125,390.42, 129,852,746.53 and 58,781,836.08
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Solution
The fourth proportional to 94,125,390.42, 129,852,746.53 and 58,781,836.08 is: 81,093,771.04
Step by Step Solution
- Step 1: Write the proportion equation
94,125,390.42 : 129,852,746.53 = 58,781,836.08 : x - Step 2: Convert to fraction form
94,125,390.42/129,852,746.53 = 58,781,836.08/x - Step 3: Cross multiply
94,125,390.42x = 129,852,746.53 × 58,781,836.08 - Step 4: Simplify right side
94,125,390.42x = 7,632,982,860,121,077 - Step 5: Solve for x
x = 7,632,982,860,121,077/94,125,390.42 - Step 6: Final answer
x = 81,093,771.04
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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.