Finding the Fourth Proportional to 119,848,323.34, 165,343,628.35 and 69,603,988.86
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Solution
The fourth proportional to 119,848,323.34, 165,343,628.35 and 69,603,988.86 is: 96,026,174.96
Step by Step Solution
- Step 1: Write the proportion equation
119,848,323.34 : 165,343,628.35 = 69,603,988.86 : x - Step 2: Convert to fraction form
119,848,323.34/165,343,628.35 = 69,603,988.86/x - Step 3: Cross multiply
119,848,323.34x = 165,343,628.35 × 69,603,988.86 - Step 4: Simplify right side
119,848,323.34x = 11,508,576,065,745,380 - Step 5: Solve for x
x = 11,508,576,065,745,380/119,848,323.34 - Step 6: Final answer
x = 96,026,174.96
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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.