Finding the Fourth Proportional to 10,716,972,020,739, 16,075,457,144,536 and 2,972,239,445,505.70
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Solution
The fourth proportional to 10,716,972,020,739, 16,075,457,144,536 and 2,972,239,445,505.70 is: 4,458,358,922,376.99
Step by Step Solution
- Step 1: Write the proportion equation
10,716,972,020,739 : 16,075,457,144,536 = 2,972,239,445,505.70 : x - Step 2: Convert to fraction form
10,716,972,020,739/16,075,457,144,536 = 2,972,239,445,505.70/x - Step 3: Cross multiply
10,716,972,020,739x = 16,075,457,144,536 × 2,972,239,445,505.70 - Step 4: Simplify right side
10,716,972,020,739x = 47,780,107,829,526,324,953,743,360 - Step 5: Solve for x
x = 47,780,107,829,526,324,953,743,360/10,716,972,020,739 - Step 6: Final answer
x = 4,458,358,922,376.99
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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.