Finding the Fourth Proportional to 150,439,213.17, 207,635,887.40 and 97,581,427.01
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Solution
The fourth proportional to 150,439,213.17, 207,635,887.40 and 97,581,427.01 is: 134,681,681.48
Step by Step Solution
- Step 1: Write the proportion equation
150,439,213.17 : 207,635,887.40 = 97,581,427.01 : x - Step 2: Convert to fraction form
150,439,213.17/207,635,887.40 = 97,581,427.01/x - Step 3: Cross multiply
150,439,213.17x = 207,635,887.40 × 97,581,427.01 - Step 4: Simplify right side
150,439,213.17x = 20,261,406,190,979,680 - Step 5: Solve for x
x = 20,261,406,190,979,680/150,439,213.17 - Step 6: Final answer
x = 134,681,681.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.