Finding the Fourth Proportional to 173,385,589.30, 239,306,873.95 and 102,860,345.48
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Solution
The fourth proportional to 173,385,589.30, 239,306,873.95 and 102,860,345.48 is: 141,967,898.42
Step by Step Solution
- Step 1: Write the proportion equation
173,385,589.30 : 239,306,873.95 = 102,860,345.48 : x - Step 2: Convert to fraction form
173,385,589.30/239,306,873.95 = 102,860,345.48/x - Step 3: Cross multiply
173,385,589.30x = 239,306,873.95 × 102,860,345.48 - Step 4: Simplify right side
173,385,589.30x = 24,615,187,729,167,852 - Step 5: Solve for x
x = 24,615,187,729,167,852/173,385,589.30 - Step 6: Final answer
x = 141,967,898.42
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.