Finding the Fourth Proportional to 9,212,190,387,120.50, 12,713,222,352,408 and 5,101,516,742,869
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Solution
The fourth proportional to 9,212,190,387,120.50, 12,713,222,352,408 and 5,101,516,742,869 is: 7,040,314,405,279.94
Step by Step Solution
- Step 1: Write the proportion equation
9,212,190,387,120.50 : 12,713,222,352,408 = 5,101,516,742,869 : x - Step 2: Convert to fraction form
9,212,190,387,120.50/12,713,222,352,408 = 5,101,516,742,869/x - Step 3: Cross multiply
9,212,190,387,120.50x = 12,713,222,352,408 × 5,101,516,742,869 - Step 4: Simplify right side
9,212,190,387,120.50x = 64,856,716,686,625,826,687,418,368 - Step 5: Solve for x
x = 64,856,716,686,625,826,687,418,368/9,212,190,387,120.50 - Step 6: Final answer
x = 7,040,314,405,279.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.