Finding the Fourth Proportional to 159,501,115.13, 239,115,207.74 and 61,203,362.63
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Solution
The fourth proportional to 159,501,115.13, 239,115,207.74 and 61,203,362.63 is: 91,752,679.95
Step by Step Solution
- Step 1: Write the proportion equation
159,501,115.13 : 239,115,207.74 = 61,203,362.63 : x - Step 2: Convert to fraction form
159,501,115.13/239,115,207.74 = 61,203,362.63/x - Step 3: Cross multiply
159,501,115.13x = 239,115,207.74 × 61,203,362.63 - Step 4: Simplify right side
159,501,115.13x = 14,634,654,768,157,410 - Step 5: Solve for x
x = 14,634,654,768,157,410/159,501,115.13 - Step 6: Final answer
x = 91,752,679.95
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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.