Finding the Fourth Proportional to 3,723,913,764.28, 5,586,444,602.70 and 1,269,676,711
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Solution
The fourth proportional to 3,723,913,764.28, 5,586,444,602.70 and 1,269,676,711 is: 1,904,710,758.17
Step by Step Solution
- Step 1: Write the proportion equation
3,723,913,764.28 : 5,586,444,602.70 = 1,269,676,711 : x - Step 2: Convert to fraction form
3,723,913,764.28/5,586,444,602.70 = 1,269,676,711/x - Step 3: Cross multiply
3,723,913,764.28x = 5,586,444,602.70 × 1,269,676,711 - Step 4: Simplify right side
3,723,913,764.28x = 7,092,978,609,339,837,440 - Step 5: Solve for x
x = 7,092,978,609,339,837,440/3,723,913,764.28 - Step 6: Final answer
x = 1,904,710,758.17
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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.