Finding the Fourth Proportional to 97,151,804.70, 145,727,707.05 and 25,348,220.70
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Solution
The fourth proportional to 97,151,804.70, 145,727,707.05 and 25,348,220.70 is: 38,022,331.05
Step by Step Solution
- Step 1: Write the proportion equation
97,151,804.70 : 145,727,707.05 = 25,348,220.70 : x - Step 2: Convert to fraction form
97,151,804.70/145,727,707.05 = 25,348,220.70/x - Step 3: Cross multiply
97,151,804.70x = 145,727,707.05 × 25,348,220.70 - Step 4: Simplify right side
97,151,804.70x = 3,693,938,080,408,346 - Step 5: Solve for x
x = 3,693,938,080,408,346/97,151,804.70 - Step 6: Final answer
x = 38,022,331.05
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Similar ratio
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1.5x scale
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.