Finding the Fourth Proportional to 88,573,674.90, 132,860,512.35 and 62,745,642.30
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Solution
The fourth proportional to 88,573,674.90, 132,860,512.35 and 62,745,642.30 is: 94,118,463.45
Step by Step Solution
- Step 1: Write the proportion equation
88,573,674.90 : 132,860,512.35 = 62,745,642.30 : x - Step 2: Convert to fraction form
88,573,674.90/132,860,512.35 = 62,745,642.30/x - Step 3: Cross multiply
88,573,674.90x = 132,860,512.35 × 62,745,642.30 - Step 4: Simplify right side
88,573,674.90x = 8,336,418,183,707,832 - Step 5: Solve for x
x = 8,336,418,183,707,832/88,573,674.90 - Step 6: Final answer
x = 94,118,463.45
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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.