Finding the Fourth Proportional to 118,251,214.24, 162,001,455.32 and 113,830,077.10
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Solution
The fourth proportional to 118,251,214.24, 162,001,455.32 and 113,830,077.10 is: 155,944,598.69
Step by Step Solution
- Step 1: Write the proportion equation
118,251,214.24 : 162,001,455.32 = 113,830,077.10 : x - Step 2: Convert to fraction form
118,251,214.24/162,001,455.32 = 113,830,077.10/x - Step 3: Cross multiply
118,251,214.24x = 162,001,455.32 × 113,830,077.10 - Step 4: Simplify right side
118,251,214.24x = 18,440,638,148,413,652 - Step 5: Solve for x
x = 18,440,638,148,413,652/118,251,214.24 - Step 6: Final answer
x = 155,944,598.69
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.