Finding the Fourth Proportional to 102,302,565.40, 153,201,905.70 and 48,386,891.80
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Solution
The fourth proportional to 102,302,565.40, 153,201,905.70 and 48,386,891.80 is: 72,461,174.42
Step by Step Solution
- Step 1: Write the proportion equation
102,302,565.40 : 153,201,905.70 = 48,386,891.80 : x - Step 2: Convert to fraction form
102,302,565.40/153,201,905.70 = 48,386,891.80/x - Step 3: Cross multiply
102,302,565.40x = 153,201,905.70 × 48,386,891.80 - Step 4: Simplify right side
102,302,565.40x = 7,412,964,034,659,702 - Step 5: Solve for x
x = 7,412,964,034,659,702/102,302,565.40 - Step 6: Final answer
x = 72,461,174.42
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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.