Finding the Fourth Proportional to 7,360,787,806.68, 10,226,463,443.80 and 7,272,528,571.32
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Solution
The fourth proportional to 7,360,787,806.68, 10,226,463,443.80 and 7,272,528,571.32 is: 10,103,843,437.94
Step by Step Solution
- Step 1: Write the proportion equation
7,360,787,806.68 : 10,226,463,443.80 = 7,272,528,571.32 : x - Step 2: Convert to fraction form
7,360,787,806.68/10,226,463,443.80 = 7,272,528,571.32/x - Step 3: Cross multiply
7,360,787,806.68x = 10,226,463,443.80 × 7,272,528,571.32 - Step 4: Simplify right side
7,360,787,806.68x = 74,372,247,578,595,016,704 - Step 5: Solve for x
x = 74,372,247,578,595,016,704/7,360,787,806.68 - Step 6: Final answer
x = 10,103,843,437.94
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.