Finding the Fourth Proportional to 5,537,877,748.81, 8,308,138,134.11 and 1,807,176,081.42
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Solution
The fourth proportional to 5,537,877,748.81, 8,308,138,134.11 and 1,807,176,081.42 is: 2,711,195,370.88
Step by Step Solution
- Step 1: Write the proportion equation
5,537,877,748.81 : 8,308,138,134.11 = 1,807,176,081.42 : x - Step 2: Convert to fraction form
5,537,877,748.81/8,308,138,134.11 = 1,807,176,081.42/x - Step 3: Cross multiply
5,537,877,748.81x = 8,308,138,134.11 × 1,807,176,081.42 - Step 4: Simplify right side
5,537,877,748.81x = 15,014,268,517,087,944,704 - Step 5: Solve for x
x = 15,014,268,517,087,944,704/5,537,877,748.81 - Step 6: Final answer
x = 2,711,195,370.88
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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.