Finding the Fourth Proportional to 649,989,059.76, 896,984,805.12 and 371,536,562
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Solution
The fourth proportional to 649,989,059.76, 896,984,805.12 and 371,536,562 is: 512,720,399.92
Step by Step Solution
- Step 1: Write the proportion equation
649,989,059.76 : 896,984,805.12 = 371,536,562 : x - Step 2: Convert to fraction form
649,989,059.76/896,984,805.12 = 371,536,562/x - Step 3: Cross multiply
649,989,059.76x = 896,984,805.12 × 371,536,562 - Step 4: Simplify right side
649,989,059.76x = 333,262,650,660,524,800 - Step 5: Solve for x
x = 333,262,650,660,524,800/649,989,059.76 - Step 6: Final answer
x = 512,720,399.92
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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.