Finding the Fourth Proportional to 107,947,595.21, 161,921,261.48 and 35,164,257.08
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Solution
The fourth proportional to 107,947,595.21, 161,921,261.48 and 35,164,257.08 is: 52,746,342.83
Step by Step Solution
- Step 1: Write the proportion equation
107,947,595.21 : 161,921,261.48 = 35,164,257.08 : x - Step 2: Convert to fraction form
107,947,595.21/161,921,261.48 = 35,164,257.08/x - Step 3: Cross multiply
107,947,595.21x = 161,921,261.48 × 35,164,257.08 - Step 4: Simplify right side
107,947,595.21x = 5,693,840,864,415,194 - Step 5: Solve for x
x = 5,693,840,864,415,194/107,947,595.21 - Step 6: Final answer
x = 52,746,342.83
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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.