Finding the Fourth Proportional to 361,163,680.80, 541,745,521.20 and 88,534,447.80
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Solution
The fourth proportional to 361,163,680.80, 541,745,521.20 and 88,534,447.80 is: 132,801,671.70
Step by Step Solution
- Step 1: Write the proportion equation
361,163,680.80 : 541,745,521.20 = 88,534,447.80 : x - Step 2: Convert to fraction form
361,163,680.80/541,745,521.20 = 88,534,447.80/x - Step 3: Cross multiply
361,163,680.80x = 541,745,521.20 × 88,534,447.80 - Step 4: Simplify right side
361,163,680.80x = 47,963,140,567,565,192 - Step 5: Solve for x
x = 47,963,140,567,565,192/361,163,680.80 - Step 6: Final answer
x = 132,801,671.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.