Finding the Fourth Proportional to 108,649,887.48, 163,018,373.46 and 39,567,496.44
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Solution
The fourth proportional to 108,649,887.48, 163,018,373.46 and 39,567,496.44 is: 59,367,101.62
Step by Step Solution
- Step 1: Write the proportion equation
108,649,887.48 : 163,018,373.46 = 39,567,496.44 : x - Step 2: Convert to fraction form
108,649,887.48/163,018,373.46 = 39,567,496.44/x - Step 3: Cross multiply
108,649,887.48x = 163,018,373.46 × 39,567,496.44 - Step 4: Simplify right side
108,649,887.48x = 6,450,228,911,533,140 - Step 5: Solve for x
x = 6,450,228,911,533,140/108,649,887.48 - Step 6: Final answer
x = 59,367,101.62
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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.