Finding the Fourth Proportional to 965,435,837.36, 1,447,417,172.61 and 440,437,785.93
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Solution
The fourth proportional to 965,435,837.36, 1,447,417,172.61 and 440,437,785.93 is: 660,320,644.99
Step by Step Solution
- Step 1: Write the proportion equation
965,435,837.36 : 1,447,417,172.61 = 440,437,785.93 : x - Step 2: Convert to fraction form
965,435,837.36/1,447,417,172.61 = 440,437,785.93/x - Step 3: Cross multiply
965,435,837.36x = 1,447,417,172.61 × 440,437,785.93 - Step 4: Simplify right side
965,435,837.36x = 637,497,214,821,409,024 - Step 5: Solve for x
x = 637,497,214,821,409,024/965,435,837.36 - Step 6: Final answer
x = 660,320,644.99
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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.